232102223021 has 2 divisors, whose sum is σ = 232102223022. Its totient is φ = 232102223020.

The previous prime is 232102222991. The next prime is 232102223033. The reversal of 232102223021 is 120322201232.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 226109760100 + 5992462921 = 475510^2 + 77411^2 .

It is a cyclic number.

It is not a de Polignac number, because 232102223021 - 2³⁰ = 231028481197 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 232102222984 and 232102223002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (232102225021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 116051111510 + 116051111511.

It is an arithmetic number, because the mean of its divisors is an integer number (116051111511).

Almost surely, 2^232102223021 is an apocalyptic number.

It is an amenable number.

232102223021 is a deficient number, since it is larger than the sum of its proper divisors (1).

232102223021 is an equidigital number, since it uses as much as digits as its factorization.

232102223021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 576, while the sum is 20.

Adding to 232102223021 its reverse (120322201232), we get a palindrome (352424424253).

The spelling of 232102223021 in words is "two hundred thirty-two billion, one hundred two million, two hundred twenty-three thousand, twenty-one".