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1001212130200 = 23525006060651
BaseRepresentation
bin11101001000111001110…
…01001011001110011000
310112201022012021000112011
432210130321023032120
5112400440301131300
62043541150355304
7132222653455222
oct16443471131630
93481265230464
101001212130200
11356680167297
1214205babbb34
137354c449349
143665d413412
151b09cd9aeba
hexe91ce4b398

1001212130200 has 24 divisors (see below), whose sum is σ = 2327818203180. Its totient is φ = 400484852000.

The previous prime is 1001212130189. The next prime is 1001212130201. The reversal of 1001212130200 is 20312121001.

1001212130200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001212130201) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2503030126 + ... + 2503030525.

Almost surely, 21001212130200 is an apocalyptic number.

1001212130200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1001212130200 is an abundant number, since it is smaller than the sum of its proper divisors (1326606072980).

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

1001212130200 is a wasteful number, since it uses less digits than its factorization.

1001212130200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5006060667 (or 5006060658 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 1001212130200 its reverse (20312121001), we get a palindrome (1021524251201).

The spelling of 1001212130200 in words is "one trillion, one billion, two hundred twelve million, one hundred thirty thousand, two hundred".

Divisors: 1 2 4 5 8 10 20 25 40 50 100 200 5006060651 10012121302 20024242604 25030303255 40048485208 50060606510 100121213020 125151516275 200242426040 250303032550 500606065100 1001212130200