11232031232021 has 2 divisors, whose sum is σ = 11232031232022. Its totient is φ = 11232031232020.

The previous prime is 11232031232003. The next prime is 11232031232041. The reversal of 11232031232021 is 12023213023211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 9721369003921 + 1510662228100 = 3117911^2 + 1229090^2 .

It is a cyclic number.

It is not a de Polignac number, because 11232031232021 - 2⁴² = 6833984720917 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (11232031232041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5616015616010 + 5616015616011.

It is an arithmetic number, because the mean of its divisors is an integer number (5616015616011).

Almost surely, 2^{11232031232021} is an apocalyptic number.

It is an amenable number.

11232031232021 is a deficient number, since it is larger than the sum of its proper divisors (1).

11232031232021 is an equidigital number, since it uses as much as digits as its factorization.

11232031232021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 11232031232021 its reverse (12023213023211), we get a palindrome (23255244255232).

The spelling of 11232031232021 in words is "eleven trillion, two hundred thirty-two billion, thirty-one million, two hundred thirty-two thousand, twenty-one".