63212531323 has 2 divisors, whose sum is σ = 63212531324. Its totient is φ = 63212531322.

The previous prime is 63212531273. The next prime is 63212531399. The reversal of 63212531323 is 32313521236.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63212531323 - 2³³ = 54622596731 is a prime.

It is a super-2 number, since 2×63212531323² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (63212541323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31606265661 + 31606265662.

It is an arithmetic number, because the mean of its divisors is an integer number (31606265662).

Almost surely, 2^63212531323 is an apocalyptic number.

63212531323 is a deficient number, since it is larger than the sum of its proper divisors (1).

63212531323 is an equidigital number, since it uses as much as digits as its factorization.

63212531323 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 19440, while the sum is 31.

The spelling of 63212531323 in words is "sixty-three billion, two hundred twelve million, five hundred thirty-one thousand, three hundred twenty-three".