220011122110100 has 72 divisors (see below), whose sum is σ = 479337009530400. Its totient is φ = 87651861040000.

The previous prime is 220011122110079. The next prime is 220011122110151. The reversal of 220011122110100 is 1011221110022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1697172086 + ... + 1697301714.

It is an arithmetic number, because the mean of its divisors is an integer number (6657458465700).

Almost surely, 2^{220011122110100} is an apocalyptic number.

220011122110100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220011122110100 is an abundant number, since it is smaller than the sum of its proper divisors (259325887420300).

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

220011122110100 is a wasteful number, since it uses less digits than its factorization.

220011122110100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197513 (or 197506 counting only the distinct ones).

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

Adding to 220011122110100 its reverse (1011221110022), we get a palindrome (221022343220122).

The spelling of 220011122110100 in words is "two hundred twenty trillion, eleven billion, one hundred twenty-two million, one hundred ten thousand, one hundred".