102212331032012 has 12 divisors (see below), whose sum is σ = 178871959121856. Its totient is φ = 51106056997200.

The previous prime is 102212331032011. The next prime is 102212331032023. The reversal of 102212331032012 is 210230133212201.

It is a super-2 number, since 2×102212331032012² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (102212331032011) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24991739 + ... + 28792562.

It is an arithmetic number, because the mean of its divisors is an integer number (14905996593488).

Almost surely, 2^{102212331032012} is an apocalyptic number.

It is an amenable number.

102212331032012 is a deficient number, since it is larger than the sum of its proper divisors (76659628089844).

102212331032012 is a wasteful number, since it uses less digits than its factorization.

102212331032012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54259408 (or 54259406 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 102212331032012 its reverse (210230133212201), we get a palindrome (312442464244213).

The spelling of 102212331032012 in words is "one hundred two trillion, two hundred twelve billion, three hundred thirty-one million, thirty-two thousand, twelve".