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2012212000212 = 2231945719311797
BaseRepresentation
bin11101010010000001001…
…011100111010111010100
321010100212111212201221020
4131102001023213113110
5230432002233001322
64140221502321140
7265243326536151
oct35220113472724
97110774781836
102012212000212
11706413241347
12285b918891b0
1311799b5c52bb
146d56a6d5228
153752017805c
hex1d4812e75d4

2012212000212 has 48 divisors (see below), whose sum is σ = 4953089951040. Its totient is φ = 634044886272.

The previous prime is 2012212000189. The next prime is 2012212000217. The reversal of 2012212000212 is 2120002122102.

It is a junction number, because it is equal to n+sod(n) for n = 2012212000191 and 2012212000200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2012212000217) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9551703 + ... + 9760094.

It is an arithmetic number, because the mean of its divisors is an integer number (103189373980).

Almost surely, 22012212000212 is an apocalyptic number.

It is an amenable number.

2012212000212 is an abundant number, since it is smaller than the sum of its proper divisors (2940877950828).

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

2012212000212 is a wasteful number, since it uses less digits than its factorization.

2012212000212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19312280 (or 19312278 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 2012212000212 its reverse (2120002122102), we get a palindrome (4132214122314).

The spelling of 2012212000212 in words is "two trillion, twelve billion, two hundred twelve million, two hundred twelve", and thus it is an aban number.

Divisors: 1 2 3 4 6 12 19 38 57 76 114 228 457 914 1371 1828 2742 5484 8683 17366 26049 34732 52098 104196 19311797 38623594 57935391 77247188 115870782 231741564 366924143 733848286 1100772429 1467696572 2201544858 4403089716 8825491229 17650982458 26476473687 35301964916 52952947374 105905894748 167684333351 335368666702 503053000053 670737333404 1006106000106 2012212000212