232011222021 has 8 divisors (see below), whose sum is σ = 343720328960. Its totient is φ = 154674147996.

The previous prime is 232011222017. The next prime is 232011222109. The reversal of 232011222021 is 120222110232.

It is not a de Polignac number, because 232011222021 - 2² = 232011222017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 232011221985 and 232011222003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232011222011) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4296504085 + ... + 4296504138.

It is an arithmetic number, because the mean of its divisors is an integer number (42965041120).

Almost surely, 2^232011222021 is an apocalyptic number.

It is an amenable number.

232011222021 is a deficient number, since it is larger than the sum of its proper divisors (111709106939).

232011222021 is an equidigital number, since it uses as much as digits as its factorization.

232011222021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8593008232 (or 8593008226 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 232011222021 its reverse (120222110232), we get a palindrome (352233332253).

The spelling of 232011222021 in words is "two hundred thirty-two billion, eleven million, two hundred twenty-two thousand, twenty-one".