63321275231 has 2 divisors, whose sum is σ = 63321275232. Its totient is φ = 63321275230.

The previous prime is 63321275207. The next prime is 63321275299. The reversal of 63321275231 is 13257212336.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 63321275231 - 2¹⁰ = 63321274207 is a prime.

It is a super-2 number, since 2×63321275231² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 63321275191 and 63321275200.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (63321274231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31660637615 + 31660637616.

It is an arithmetic number, because the mean of its divisors is an integer number (31660637616).

Almost surely, 2^63321275231 is an apocalyptic number.

63321275231 is a deficient number, since it is larger than the sum of its proper divisors (1).

63321275231 is an equidigital number, since it uses as much as digits as its factorization.

63321275231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 45360, while the sum is 35.

Adding to 63321275231 its reverse (13257212336), we get a palindrome (76578487567).

The spelling of 63321275231 in words is "sixty-three billion, three hundred twenty-one million, two hundred seventy-five thousand, two hundred thirty-one".