31401431243110 has 64 divisors (see below), whose sum is σ = 56843311472640. Its totient is φ = 12489498415360.

The previous prime is 31401431243107. The next prime is 31401431243159. The reversal of 31401431243110 is 1134213410413.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3906132471 + ... + 3906140509.

It is an arithmetic number, because the mean of its divisors is an integer number (888176741760).

Almost surely, 2^{31401431243110} is an apocalyptic number.

31401431243110 is a deficient number, since it is larger than the sum of its proper divisors (25441880229530).

31401431243110 is a wasteful number, since it uses less digits than its factorization.

31401431243110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10893.

The product of its (nonzero) digits is 3456, while the sum is 28.

Adding to 31401431243110 its reverse (1134213410413), we get a palindrome (32535644653523).

The spelling of 31401431243110 in words is "thirty-one trillion, four hundred one billion, four hundred thirty-one million, two hundred forty-three thousand, one hundred ten".