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10122012212 = 2213394349367
BaseRepresentation
bin10010110110101000…
…11010011000110100
3222010102100111102012
421123110122120310
5131212213342322
64352221503352
7505555453454
oct113324323064
928112314365
1010122012212
114324680654
121b65a11b58
13c5406a250
146c0443d64
153e395eae2
hex25b51a634

10122012212 has 24 divisors (see below), whose sum is σ = 19081324416. Its totient is φ = 4670418528.

The previous prime is 10122012181. The next prime is 10122012301. The reversal of 10122012212 is 21221022101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 180353 + ... + 229719.

It is an arithmetic number, because the mean of its divisors is an integer number (795055184).

Almost surely, 210122012212 is an apocalyptic number.

It is an amenable number.

10122012212 is a deficient number, since it is larger than the sum of its proper divisors (8959312204).

10122012212 is a wasteful number, since it uses less digits than its factorization.

10122012212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53327 (or 53325 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 10122012212 its reverse (21221022101), we get a palindrome (31343034313).

The spelling of 10122012212 in words is "ten billion, one hundred twenty-two million, twelve thousand, two hundred twelve".

Divisors: 1 2 4 13 26 52 3943 7886 15772 49367 51259 98734 102518 197468 205036 641771 1283542 2567084 194654081 389308162 778616324 2530503053 5061006106 10122012212