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10012213103031 = 321765439301327
BaseRepresentation
bin1001000110110010011001…
…1001111100100110110111
31022110011021100100011120200
42101230212121330212313
52303020003023244111
633143314110131543
72052233655120546
oct221544631744667
938404240304520
1010012213103031
1132101793080a7
121158525ab0bb3
135781bc4b43c9
1426884518015d
1512569225a256
hex91b2667c9b7

10012213103031 has 12 divisors (see below), whose sum is σ = 15312796510752. Its totient is φ = 6282172927296.

The previous prime is 10012213102999. The next prime is 10012213103059. The reversal of 10012213103031 is 13030131221001.

10012213103031 is a `hidden beast` number, since 100 + 1 + 221 + 310 + 3 + 0 + 31 = 666.

It is not a de Polignac number, because 10012213103031 - 25 = 10012213102999 is a prime.

It is a super-2 number, since 2×100122131030312 (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10012213102995 and 10012213103013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10012213103131) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 32719650511 + ... + 32719650816.

It is an arithmetic number, because the mean of its divisors is an integer number (1276066375896).

Almost surely, 210012213103031 is an apocalyptic number.

10012213103031 is a deficient number, since it is larger than the sum of its proper divisors (5300583407721).

10012213103031 is a wasteful number, since it uses less digits than its factorization.

10012213103031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65439301350 (or 65439301347 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 10012213103031 its reverse (13030131221001), we get a palindrome (23042344324032).

The spelling of 10012213103031 in words is "ten trillion, twelve billion, two hundred thirteen million, one hundred three thousand, thirty-one".

Divisors: 1 3 9 17 51 153 65439301327 196317903981 588953711943 1112468122559 3337404367677 10012213103031