233022130121 has 4 divisors (see below), whose sum is σ = 254205960144. Its totient is φ = 211838300100.

The previous prime is 233022130087. The next prime is 233022130139. The reversal of 233022130121 is 121031220332.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 233022130121 - 2¹⁸ = 233021867977 is a prime.

It is a super-2 number, since 2×233022130121² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 233022130093 and 233022130102.

It is not an unprimeable number, because it can be changed into a prime (233022130151) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10591914995 + ... + 10591915016.

It is an arithmetic number, because the mean of its divisors is an integer number (63551490036).

Almost surely, 2^233022130121 is an apocalyptic number.

It is an amenable number.

233022130121 is a deficient number, since it is larger than the sum of its proper divisors (21183830023).

233022130121 is a wasteful number, since it uses less digits than its factorization.

233022130121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21183830022.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 233022130121 its reverse (121031220332), we get a palindrome (354053350453).

The spelling of 233022130121 in words is "two hundred thirty-three billion, twenty-two million, one hundred thirty thousand, one hundred twenty-one".