21332022031013 has 2 divisors, whose sum is σ = 21332022031014. Its totient is φ = 21332022031012.

The previous prime is 21332022031003. The next prime is 21332022031049. The reversal of 21332022031013 is 31013022023312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 21286246144804 + 45775886209 = 4613702^2 + 213953^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-21332022031013 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 21332022031013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (21332022031003) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10666011015506 + 10666011015507.

It is an arithmetic number, because the mean of its divisors is an integer number (10666011015507).

Almost surely, 2^{21332022031013} is an apocalyptic number.

It is an amenable number.

21332022031013 is a deficient number, since it is larger than the sum of its proper divisors (1).

21332022031013 is an equidigital number, since it uses as much as digits as its factorization.

21332022031013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 21332022031013 its reverse (31013022023312), we get a palindrome (52345044054325).

The spelling of 21332022031013 in words is "twenty-one trillion, three hundred thirty-two billion, twenty-two million, thirty-one thousand, thirteen".