102001111120002 has 16 divisors (see below), whose sum is σ = 204002964879840. Its totient is φ = 34000246600032.

The previous prime is 102001111119991. The next prime is 102001111120021. The reversal of 102001111120002 is 200021111100201.

It is a self number, because there is not a number n which added to its sum of digits gives 102001111120002.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29149788 + ... + 32460935.

It is an arithmetic number, because the mean of its divisors is an integer number (12750185304990).

Almost surely, 2^{102001111120002} is an apocalyptic number.

102001111120002 is an abundant number, since it is smaller than the sum of its proper divisors (102001853759838).

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

102001111120002 is a wasteful number, since it uses less digits than its factorization.

102001111120002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 61886657.

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 102001111120002 its reverse (200021111100201), we get a palindrome (302022222220203).

The spelling of 102001111120002 in words is "one hundred two trillion, one billion, one hundred eleven million, one hundred twenty thousand, two".