100790622242 has 18 divisors (see below), whose sum is σ = 156599240499. Its totient is φ = 48651256080.

The previous prime is 100790622211. The next prime is 100790622281. The reversal of 100790622242 is 242226097001.

It can be written as a sum of positive squares in 5 ways, for example, as 22731291361 + 78059330881 = 150769^2 + 279391^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=224489.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 13016492 + ... + 13024232.

Almost surely, 2^100790622242 is an apocalyptic number.

100790622242 is a deficient number, since it is larger than the sum of its proper divisors (55808618257).

100790622242 is an frugal number, since it uses more digits than its factorization.

100790622242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15542 (or 7772 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 35.

The spelling of 100790622242 in words is "one hundred billion, seven hundred ninety million, six hundred twenty-two thousand, two hundred forty-two".