220233030232121 has 12 divisors (see below), whose sum is σ = 230876893710708. Its totient is φ = 210060916944384.

The previous prime is 220233030232091. The next prime is 220233030232147. The reversal of 220233030232121 is 121232030332022.

220233030232121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 161908726640896 + 58324303591225 = 12724336^2 + 7637035^2 .

It is not a de Polignac number, because 220233030232121 - 2⁶ = 220233030232057 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (220233030232181) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 589500980 + ... + 589874453.

It is an arithmetic number, because the mean of its divisors is an integer number (19239741142559).

Almost surely, 2^{220233030232121} is an apocalyptic number.

It is an amenable number.

220233030232121 is a deficient number, since it is larger than the sum of its proper divisors (10643863478587).

220233030232121 is a wasteful number, since it uses less digits than its factorization.

220233030232121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1179375832 (or 1179375809 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 220233030232121 its reverse (121232030332022), we get a palindrome (341465060564143).

Subtracting from 220233030232121 its reverse (121232030332022), we obtain a palindrome (99000999900099).

The spelling of 220233030232121 in words is "two hundred twenty trillion, two hundred thirty-three billion, thirty million, two hundred thirty-two thousand, one hundred twenty-one".