111102101221002 has 32 divisors (see below), whose sum is σ = 222518237061120. Its totient is φ = 36981711079920.

The previous prime is 111102101220967. The next prime is 111102101221019. The reversal of 111102101221002 is 200122101201111.

It is a happy number.

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, 25017399 + ... + 29121717.

It is an arithmetic number, because the mean of its divisors is an integer number (6953694908160).

Almost surely, 2^{111102101221002} is an apocalyptic number.

111102101221002 is an abundant number, since it is smaller than the sum of its proper divisors (111416135840118).

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

111102101221002 is a wasteful number, since it uses less digits than its factorization.

111102101221002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4110698.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 111102101221002 its reverse (200122101201111), we get a palindrome (311224202422113).

The spelling of 111102101221002 in words is "one hundred eleven trillion, one hundred two billion, one hundred one million, two hundred twenty-one thousand, two".