102030131221112 has 8 divisors (see below), whose sum is σ = 191306496039600. Its totient is φ = 51015065610552.

The previous prime is 102030131221033. The next prime is 102030131221189. The reversal of 102030131221112 is 211122131030201.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6376883201312 + ... + 6376883201327.

It is an arithmetic number, because the mean of its divisors is an integer number (23913312004950).

Almost surely, 2^{102030131221112} is an apocalyptic number.

It is an amenable number.

102030131221112 is a deficient number, since it is larger than the sum of its proper divisors (89276364818488).

102030131221112 is a wasteful number, since it uses less digits than its factorization.

102030131221112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12753766402645 (or 12753766402641 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 20.

Adding to 102030131221112 its reverse (211122131030201), we get a palindrome (313152262251313).

The spelling of 102030131221112 in words is "one hundred two trillion, thirty billion, one hundred thirty-one million, two hundred twenty-one thousand, one hundred twelve".