220022100111121 has 32 divisors (see below), whose sum is σ = 284271068678400. Its totient is φ = 165242946785280.

The previous prime is 220022100111113. The next prime is 220022100111137. The reversal of 220022100111121 is 121111001220022.

220022100111121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 220022100111121 - 2³ = 220022100111113 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 220022100111095 and 220022100111104.

It is not an unprimeable number, because it can be changed into a prime (220022100115121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 85312960 + ... + 87854113.

It is an arithmetic number, because the mean of its divisors is an integer number (8883470896200).

Almost surely, 2^{220022100111121} is an apocalyptic number.

It is an amenable number.

220022100111121 is a deficient number, since it is larger than the sum of its proper divisors (64248968567279).

220022100111121 is a wasteful number, since it uses less digits than its factorization.

220022100111121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 173167689.

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 220022100111121 its reverse (121111001220022), we get a palindrome (341133101331143).

The spelling of 220022100111121 in words is "two hundred twenty trillion, twenty-two billion, one hundred million, one hundred eleven thousand, one hundred twenty-one".