61113031116 has 48 divisors (see below), whose sum is σ = 144050779488. Its totient is φ = 20163456000.

The previous prime is 61113031087. The next prime is 61113031117.

61113031116 is nontrivially palindromic in base 10.

It is not an unprimeable number, because it can be changed into a prime (61113031117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6686886 + ... + 6696018.

It is an arithmetic number, because the mean of its divisors is an integer number (3001057906).

Almost surely, 2^61113031116 is an apocalyptic number.

It is an amenable number.

61113031116 is an abundant number, since it is smaller than the sum of its proper divisors (82937748372).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

61113031116 is a wasteful number, since it uses less digits than its factorization.

61113031116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14762 (or 14760 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 24.

It can be divided in two parts, 611130 and 31116, that added together give a palindrome (642246).

The spelling of 61113031116 in words is "sixty-one billion, one hundred thirteen million, thirty-one thousand, one hundred sixteen".