112020021999936 has 42 divisors (see below), whose sum is σ = 321085167227162. Its totient is φ = 37340007333120.

The previous prime is 112020021999877. The next prime is 112020021999937. The reversal of 112020021999936 is 639999120020211.

It can be written as a sum of positive squares in only one way, i.e., 69878632110336 + 42141389889600 = 8359344^2 + 6491640^2 .

It is a super-2 number, since 2×112020021999936² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (112020021999937) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 97239601855 + ... + 97239603006.

Almost surely, 2^{112020021999936} is an apocalyptic number.

112020021999936 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

112020021999936 is an abundant number, since it is smaller than the sum of its proper divisors (209065145227226).

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

112020021999936 is a wasteful number, since it uses less digits than its factorization.

112020021999936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 194479204879 (or 194479204866 counting only the distinct ones).

The product of its (nonzero) digits is 944784, while the sum is 54.

The spelling of 112020021999936 in words is "one hundred twelve trillion, twenty billion, twenty-one million, nine hundred ninety-nine thousand, nine hundred thirty-six".