31402020113150 has 12 divisors (see below), whose sum is σ = 58407757410552. Its totient is φ = 12560808045240.

The previous prime is 31402020113119. The next prime is 31402020113161. The reversal of 31402020113150 is 5131102020413.

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 5 ways as a sum of consecutive naturals, for example, 314020201082 + ... + 314020201181.

It is an arithmetic number, because the mean of its divisors is an integer number (4867313117546).

Almost surely, 2^{31402020113150} is an apocalyptic number.

31402020113150 is a deficient number, since it is larger than the sum of its proper divisors (27005737297402).

31402020113150 is a wasteful number, since it uses less digits than its factorization.

31402020113150 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628040402275 (or 628040402270 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

Adding to 31402020113150 its reverse (5131102020413), we get a palindrome (36533122133563).

The spelling of 31402020113150 in words is "thirty-one trillion, four hundred two billion, twenty million, one hundred thirteen thousand, one hundred fifty".