111210001021002 has 32 divisors (see below), whose sum is σ = 239545344769920. Its totient is φ = 34216160166720.

The previous prime is 111210001020971. The next prime is 111210001021019. The reversal of 111210001021002 is 200120100012111.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 46784574 + ... + 49104137.

It is an arithmetic number, because the mean of its divisors is an integer number (7485792024060).

Almost surely, 2^{111210001021002} is an apocalyptic number.

111210001021002 is an abundant number, since it is smaller than the sum of its proper divisors (128335343748918).

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

111210001021002 is a wasteful number, since it uses less digits than its factorization.

111210001021002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 95903598.

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

Adding to 111210001021002 its reverse (200120100012111), we get a palindrome (311330101033113).

The spelling of 111210001021002 in words is "one hundred eleven trillion, two hundred ten billion, one million, twenty-one thousand, two".