111100202120202 has 128 divisors (see below), whose sum is σ = 240571475988480. Its totient is φ = 34089859584000.

The previous prime is 111100202120113. The next prime is 111100202120251. The reversal of 111100202120202 is 202021202001111.

It is a super-2 number, since 2×111100202120202² (a number of 29 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 3851880393 + ... + 3851909235.

It is an arithmetic number, because the mean of its divisors is an integer number (1879464656160).

Almost surely, 2^{111100202120202} is an apocalyptic number.

111100202120202 is an abundant number, since it is smaller than the sum of its proper divisors (129471273868278).

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

111100202120202 is a wasteful number, since it uses less digits than its factorization.

111100202120202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32220.

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

Adding to 111100202120202 its reverse (202021202001111), we get a palindrome (313121404121313).

The spelling of 111100202120202 in words is "one hundred eleven trillion, one hundred billion, two hundred two million, one hundred twenty thousand, two hundred two".