116531031112 has 32 divisors (see below), whose sum is σ = 231369139800. Its totient is φ = 54833209344.

The previous prime is 116531031103. The next prime is 116531031131. The reversal of 116531031112 is 211130135611.

It can be written as a sum of positive squares in 4 ways, for example, as 90573310116 + 25957720996 = 300954^2 + 161114^2 .

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, 1806064 + ... + 1869472.

Almost surely, 2^116531031112 is an apocalyptic number.

It is an amenable number.

116531031112 is a deficient number, since it is larger than the sum of its proper divisors (114838108688).

116531031112 is a wasteful number, since it uses less digits than its factorization.

116531031112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76945 (or 76941 counting only the distinct ones).

The product of its (nonzero) digits is 540, while the sum is 25.

Adding to 116531031112 its reverse (211130135611), we get a palindrome (327661166723).

The spelling of 116531031112 in words is "one hundred sixteen billion, five hundred thirty-one million, thirty-one thousand, one hundred twelve".