100766722121 has 8 divisors (see below), whose sum is σ = 108637140864. Its totient is φ = 92913322320.

The previous prime is 100766722079. The next prime is 100766722123. The reversal of 100766722121 is 121227667001.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 100766722121 - 2²⁶ = 100699613257 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100766722123) 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 7 ways as a sum of consecutive naturals, for example, 4242431 + ... + 4266116.

It is an arithmetic number, because the mean of its divisors is an integer number (13579642608).

Almost surely, 2^100766722121 is an apocalyptic number.

It is an amenable number.

100766722121 is a deficient number, since it is larger than the sum of its proper divisors (7870418743).

100766722121 is an equidigital number, since it uses as much as digits as its factorization.

100766722121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8509471.

The product of its (nonzero) digits is 14112, while the sum is 35.

The spelling of 100766722121 in words is "one hundred billion, seven hundred sixty-six million, seven hundred twenty-two thousand, one hundred twenty-one".