13132012223021 has 2 divisors, whose sum is σ = 13132012223022. Its totient is φ = 13132012223020.

The previous prime is 13132012222951. The next prime is 13132012223041. The reversal of 13132012223021 is 12032221023131.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 8599051867396 + 4532960355625 = 2932414^2 + 2129075^2 .

It is a cyclic number.

It is not a de Polignac number, because 13132012223021 - 2¹⁴ = 13132012206637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (13132012223041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6566006111510 + 6566006111511.

It is an arithmetic number, because the mean of its divisors is an integer number (6566006111511).

Almost surely, 2^{13132012223021} is an apocalyptic number.

It is an amenable number.

13132012223021 is a deficient number, since it is larger than the sum of its proper divisors (1).

13132012223021 is an equidigital number, since it uses as much as digits as its factorization.

13132012223021 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 13132012223021 its reverse (12032221023131), we get a palindrome (25164233246152).

The spelling of 13132012223021 in words is "thirteen trillion, one hundred thirty-two billion, twelve million, two hundred twenty-three thousand, twenty-one".