102211021200012 has 12 divisors (see below), whose sum is σ = 238492382800056. Its totient is φ = 34070340400000.

The previous prime is 102211021200007. The next prime is 102211021200019. The reversal of 102211021200012 is 210002120112201.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 102211021199964 and 102211021200000.

It is not an unprimeable number, because it can be changed into a prime (102211021200019) 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, 4258792549989 + ... + 4258792550012.

It is an arithmetic number, because the mean of its divisors is an integer number (19874365233338).

Almost surely, 2^{102211021200012} is an apocalyptic number.

102211021200012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

102211021200012 is an abundant number, since it is smaller than the sum of its proper divisors (136281361600044).

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

102211021200012 is a wasteful number, since it uses less digits than its factorization.

102211021200012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8517585100008 (or 8517585100006 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 102211021200012 its reverse (210002120112201), we get a palindrome (312213141312213).

The spelling of 102211021200012 in words is "one hundred two trillion, two hundred eleven billion, twenty-one million, two hundred thousand, twelve".