31143403110104 has 32 divisors (see below), whose sum is σ = 59325787614240. Its totient is φ = 15324003878400.

The previous prime is 31143403110037. The next prime is 31143403110151. The reversal of 31143403110104 is 40101130434113.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 50367329 + ... + 50981904.

It is an arithmetic number, because the mean of its divisors is an integer number (1853930862945).

Almost surely, 2^{31143403110104} is an apocalyptic number.

It is an amenable number.

31143403110104 is a deficient number, since it is larger than the sum of its proper divisors (28182384504136).

31143403110104 is a wasteful number, since it uses less digits than its factorization.

31143403110104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 101349851 (or 101349847 counting only the distinct ones).

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

Adding to 31143403110104 its reverse (40101130434113), we get a palindrome (71244533544217).

The spelling of 31143403110104 in words is "thirty-one trillion, one hundred forty-three billion, four hundred three million, one hundred ten thousand, one hundred four".