10102321203012 has 84 divisors (see below), whose sum is σ = 27901544996080. Its totient is φ = 3190206678192.

The previous prime is 10102321203011. The next prime is 10102321203041. The reversal of 10102321203012 is 21030212320101.

10102321203012 is a `hidden beast` number, since 1 + 0 + 10 + 232 + 120 + 301 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (10102321203011) by changing a digit.

It is a polite number, since it can be written in 27 ways as a sum of consecutive naturals, for example, 91114198 + ... + 91225005.

Almost surely, 2^{10102321203012} is an apocalyptic number.

10102321203012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

10102321203012 is an abundant number, since it is smaller than the sum of its proper divisors (17799223793068).

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

10102321203012 is a wasteful number, since it uses less digits than its factorization.

10102321203012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 182339244 (or 182339227 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

Adding to 10102321203012 its reverse (21030212320101), we get a palindrome (31132533523113).

The spelling of 10102321203012 in words is "ten trillion, one hundred two billion, three hundred twenty-one million, two hundred three thousand, twelve".