220111121102 has 32 divisors (see below), whose sum is σ = 351637269984. Its totient is φ = 102974976000.

The previous prime is 220111121081. The next prime is 220111121107. The reversal of 220111121102 is 201121111022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220111121107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 36003998 + ... + 36010110.

It is an arithmetic number, because the mean of its divisors is an integer number (10988664687).

Almost surely, 2^220111121102 is an apocalyptic number.

220111121102 is a deficient number, since it is larger than the sum of its proper divisors (131526148882).

220111121102 is a wasteful number, since it uses less digits than its factorization.

220111121102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12164.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 220111121102 its reverse (201121111022), we get a palindrome (421232232124).

The spelling of 220111121102 in words is "two hundred twenty billion, one hundred eleven million, one hundred twenty-one thousand, one hundred two".