31412331112 has 8 divisors (see below), whose sum is σ = 58898120850. Its totient is φ = 15706165552.

The previous prime is 31412331107. The next prime is 31412331113. The reversal of 31412331112 is 21113321413.

It can be written as a sum of positive squares in only one way, i.e., 17740641636 + 13671689476 = 133194^2 + 116926^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (31412331113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1963270687 + ... + 1963270702.

Almost surely, 2^31412331112 is an apocalyptic number.

It is an amenable number.

31412331112 is a deficient number, since it is larger than the sum of its proper divisors (27485789738).

31412331112 is a wasteful number, since it uses less digits than its factorization.

31412331112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3926541395 (or 3926541391 counting only the distinct ones).

The product of its digits is 432, while the sum is 22.

Adding to 31412331112 its reverse (21113321413), we get a palindrome (52525652525).

The spelling of 31412331112 in words is "thirty-one billion, four hundred twelve million, three hundred thirty-one thousand, one hundred twelve".