310121132002 has 24 divisors (see below), whose sum is σ = 528946998300. Its totient is φ = 136103315040.

The previous prime is 310121131967. The next prime is 310121132003. The reversal of 310121132002 is 200231121013.

It can be written as a sum of positive squares in 2 ways, for example, as 307713168961 + 2407963041 = 554719^2 + 49071^2 .

It is not an unprimeable number, because it can be changed into a prime (310121132003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22087677 + ... + 22101712.

Almost surely, 2^310121132002 is an apocalyptic number.

310121132002 is a deficient number, since it is larger than the sum of its proper divisors (218825866298).

310121132002 is a wasteful number, since it uses less digits than its factorization.

310121132002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44189442 (or 44189431 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 310121132002 its reverse (200231121013), we get a palindrome (510352253015).

The spelling of 310121132002 in words is "three hundred ten billion, one hundred twenty-one million, one hundred thirty-two thousand, two".