110020999972 has 24 divisors (see below), whose sum is σ = 211259487096. Its totient is φ = 49820828928.

The previous prime is 110020999969. The next prime is 110021000021. The reversal of 110020999972 is 279999020011.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 11866616356 + 98154383616 = 108934^2 + 313296^2 .

It is a super-3 number, since 3×110020999972³ (a number of 34 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19957513 + ... + 19963024.

It is an arithmetic number, because the mean of its divisors is an integer number (8802478629).

Almost surely, 2^110020999972 is an apocalyptic number.

It is an amenable number.

110020999972 is a deficient number, since it is larger than the sum of its proper divisors (101238487124).

110020999972 is a wasteful number, since it uses less digits than its factorization.

110020999972 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39920607 (or 39920605 counting only the distinct ones).

The product of its (nonzero) digits is 183708, while the sum is 49.

The spelling of 110020999972 in words is "one hundred ten billion, twenty million, nine hundred ninety-nine thousand, nine hundred seventy-two".