220001000021110 has 32 divisors (see below), whose sum is σ = 493716529919232. Its totient is φ = 68571740266080.

The previous prime is 220001000021051. The next prime is 220001000021149. The reversal of 220001000021110 is 11120000100022.

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent 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, 142857791452 + ... + 142857792991.

It is an arithmetic number, because the mean of its divisors is an integer number (15428641559976).

Almost surely, 2^{220001000021110} is an apocalyptic number.

220001000021110 is an abundant number, since it is smaller than the sum of its proper divisors (273715529898122).

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

220001000021110 is a wasteful number, since it uses less digits than its factorization.

220001000021110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 285715584468.

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 220001000021110 its reverse (11120000100022), we get a palindrome (231121000121132).

The spelling of 220001000021110 in words is "two hundred twenty trillion, one billion, twenty-one thousand, one hundred ten".