112101112200978 has 24 divisors (see below), whose sum is σ = 246212945065308. Its totient is φ = 36855160175232.

The previous prime is 112101112200977. The next prime is 112101112201007. The reversal of 112101112200978 is 879002211101211.

It can be written as a sum of positive squares in 2 ways, for example, as 103406262818769 + 8694849382209 = 10168887^2 + 2948703^2 .

It is not an unprimeable number, because it can be changed into a prime (112101112200977) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42656434075 + ... + 42656436702.

Almost surely, 2^{112101112200978} is an apocalyptic number.

112101112200978 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

112101112200978 is an abundant number, since it is smaller than the sum of its proper divisors (134111832864330).

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

112101112200978 is a wasteful number, since it uses less digits than its factorization.

112101112200978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85312870858 (or 85312870855 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 36.

The spelling of 112101112200978 in words is "one hundred twelve trillion, one hundred one billion, one hundred twelve million, two hundred thousand, nine hundred seventy-eight".