232211110021 has 16 divisors (see below), whose sum is σ = 257184383040. Its totient is φ = 207883716480.

The previous prime is 232211109997. The next prime is 232211110067. The reversal of 232211110021 is 120011112232.

It is not a de Polignac number, because 232211110021 - 2⁹ = 232211109509 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 232211109977 and 232211110004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (232211110121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2330985 + ... + 2428561.

It is an arithmetic number, because the mean of its divisors is an integer number (16074023940).

Almost surely, 2^232211110021 is an apocalyptic number.

It is an amenable number.

232211110021 is a deficient number, since it is larger than the sum of its proper divisors (24973273019).

232211110021 is a wasteful number, since it uses less digits than its factorization.

232211110021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100884.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 232211110021 its reverse (120011112232), we get a palindrome (352222222253).

The spelling of 232211110021 in words is "two hundred thirty-two billion, two hundred eleven million, one hundred ten thousand, twenty-one".