220000021102122 has 128 divisors (see below), whose sum is σ = 459110071664640. Its totient is φ = 70203189888000.

The previous prime is 220000021102109. The next prime is 220000021102129. The reversal of 220000021102122 is 221201120000022.

It is not an unprimeable number, because it can be changed into a prime (220000021102129) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 20166831204 + ... + 20166842112.

It is an arithmetic number, because the mean of its divisors is an integer number (3586797434880).

Almost surely, 2^{220000021102122} is an apocalyptic number.

220000021102122 is an abundant number, since it is smaller than the sum of its proper divisors (239110050562518).

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

220000021102122 is a wasteful number, since it uses less digits than its factorization.

220000021102122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13620.

The product of its (nonzero) digits is 64, while the sum is 15.

Adding to 220000021102122 its reverse (221201120000022), we get a palindrome (441201141102144).

The spelling of 220000021102122 in words is "two hundred twenty trillion, twenty-one million, one hundred two thousand, one hundred twenty-two".