220010111012100 has 144 divisors (see below), whose sum is σ = 636908694484608. Its totient is φ = 58637470402560.

The previous prime is 220010111012011. The next prime is 220010111012137. The reversal of 220010111012100 is 1210111010022.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 7604109234 + ... + 7604138166.

It is an arithmetic number, because the mean of its divisors is an integer number (4422977045032).

Almost surely, 2^{220010111012100} is an apocalyptic number.

220010111012100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220010111012100 is an abundant number, since it is smaller than the sum of its proper divisors (416898583472508).

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

220010111012100 is a wasteful number, since it uses less digits than its factorization.

220010111012100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41854 (or 41847 counting only the distinct ones).

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

Adding to 220010111012100 its reverse (1210111010022), we get a palindrome (221220222022122).

The spelling of 220010111012100 in words is "two hundred twenty trillion, ten billion, one hundred eleven million, twelve thousand, one hundred".