116721388201 has 32 divisors (see below), whose sum is σ = 132203667456. Its totient is φ = 102092400000.

The previous prime is 116721388171. The next prime is 116721388237. The reversal of 116721388201 is 102883127611.

It is a cyclic number.

It is not a de Polignac number, because 116721388201 - 2²¹ = 116719291049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (116721388261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 70440565 + ... + 70442221.

It is an arithmetic number, because the mean of its divisors is an integer number (4131364608).

Almost surely, 2^116721388201 is an apocalyptic number.

116721388201 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

116721388201 is a deficient number, since it is larger than the sum of its proper divisors (15482279255).

116721388201 is a wasteful number, since it uses less digits than its factorization.

116721388201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2773.

The product of its (nonzero) digits is 32256, while the sum is 40.

The spelling of 116721388201 in words is "one hundred sixteen billion, seven hundred twenty-one million, three hundred eighty-eight thousand, two hundred one".