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2000000001012 = 22313195711181723
BaseRepresentation
bin11101000110101001010…
…010100010001111110100
321002012100102211220100120
4131012221102202033310
5230232000000013022
64130442021011540
7264331602341016
oct35065122421764
97065312756316
102000000001012
11701216951622
12283743b53bb0
131167a3564980
146cb2c8901b6
1537057eccd5c
hex1d1a94a23f4

2000000001012 has 96 divisors (see below), whose sum is σ = 5299417643520. Its totient is φ = 581974450560.

The previous prime is 2000000001001. The next prime is 2000000001037. The reversal of 2000000001012 is 2101000000002.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1101583 + ... + 2283305.

It is an arithmetic number, because the mean of its divisors is an integer number (55202267120).

Almost surely, 22000000001012 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2000000001012, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2649708821760).

2000000001012 is an abundant number, since it is smaller than the sum of its proper divisors (3299417642508).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2000000001012 is a wasteful number, since it uses less digits than its factorization.

2000000001012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1182333 (or 1182331 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 6.

Adding to 2000000001012 its reverse (2101000000002), we get a palindrome (4101000001014).

The spelling of 2000000001012 in words is "two trillion, one thousand, twelve".

Divisors: 1 2 3 4 6 12 13 19 26 38 39 52 57 76 78 114 156 228 247 494 571 741 988 1142 1482 1713 2284 2964 3426 6852 7423 10849 14846 21698 22269 29692 32547 43396 44538 65094 89076 130188 141037 282074 423111 564148 846222 1181723 1692444 2363446 3545169 4726892 7090338 14180676 15362399 22452737 30724798 44905474 46087197 61449596 67358211 89810948 92174394 134716422 184348788 269432844 291885581 583771162 674763833 875656743 1167542324 1349527666 1751313486 2024291499 2699055332 3502626972 4048582998 8097165996 8771929829 12820512827 17543859658 25641025654 26315789487 35087719316 38461538481 51282051308 52631578974 76923076962 105263157948 153846153924 166666666751 333333333502 500000000253 666666667004 1000000000506 2000000001012