12631011302 has 32 divisors (see below), whose sum is σ = 23328383232. Its totient is φ = 4994828064.

The previous prime is 12631011241. The next prime is 12631011313. The reversal of 12631011302 is 20311013621.

It is a super-2 number, since 2×12631011302² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 475373 + ... + 501239.

It is an arithmetic number, because the mean of its divisors is an integer number (729011976).

Almost surely, 2^12631011302 is an apocalyptic number.

12631011302 is a deficient number, since it is larger than the sum of its proper divisors (10697371930).

12631011302 is a wasteful number, since it uses less digits than its factorization.

12631011302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28572.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 12631011302 its reverse (20311013621), we get a palindrome (32942024923).

The spelling of 12631011302 in words is "twelve billion, six hundred thirty-one million, eleven thousand, three hundred two".