102120022111002 has 24 divisors (see below), whose sum is σ = 237585357565056. Its totient is φ = 29177149174488.

The previous prime is 102120022110973. The next prime is 102120022111097. The reversal of 102120022111002 is 200111220021201.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 173673506698 + ... + 173673507285.

It is an arithmetic number, because the mean of its divisors is an integer number (9899389898544).

Almost surely, 2^{102120022111002} is an apocalyptic number.

102120022111002 is an abundant number, since it is smaller than the sum of its proper divisors (135465335454054).

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

102120022111002 is a wasteful number, since it uses less digits than its factorization.

102120022111002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347347014002 (or 347347013995 counting only the distinct ones).

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

Adding to 102120022111002 its reverse (200111220021201), we get a palindrome (302231242132203).

The spelling of 102120022111002 in words is "one hundred two trillion, one hundred twenty billion, twenty-two million, one hundred eleven thousand, two".