31413440102 has 16 divisors (see below), whose sum is σ = 52497510912. Its totient is φ = 13975030920.

The previous prime is 31413440099. The next prime is 31413440111. The reversal of 31413440102 is 20104431413.

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, 15189218 + ... + 15191285.

It is an arithmetic number, because the mean of its divisors is an integer number (3281094432).

Almost surely, 2^31413440102 is an apocalyptic number.

31413440102 is a deficient number, since it is larger than the sum of its proper divisors (21084070810).

31413440102 is a wasteful number, since it uses less digits than its factorization.

31413440102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30380563.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 31413440102 its reverse (20104431413), we get a palindrome (51517871515).

The spelling of 31413440102 in words is "thirty-one billion, four hundred thirteen million, four hundred forty thousand, one hundred two".