311431031241002 has 32 divisors (see below), whose sum is σ = 487675287753984. Its totient is φ = 148878664704000.

The previous prime is 311431031240899. The next prime is 311431031241041. The reversal of 311431031241002 is 200142130134113.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2482626602 + ... + 2482752042.

It is an arithmetic number, because the mean of its divisors is an integer number (15239852742312).

Almost surely, 2^{311431031241002} is an apocalyptic number.

311431031241002 is a deficient number, since it is larger than the sum of its proper divisors (176244256512982).

311431031241002 is a wasteful number, since it uses less digits than its factorization.

311431031241002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149174.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 311431031241002 its reverse (200142130134113), we get a palindrome (511573161375115).

The spelling of 311431031241002 in words is "three hundred eleven trillion, four hundred thirty-one billion, thirty-one million, two hundred forty-one thousand, two".