99223110625 has 30 divisors (see below), whose sum is σ = 125106220382. Its totient is φ = 78669696000.

The previous prime is 99223110619. The next prime is 99223110659. The reversal of 99223110625 is 52601132299.

It can be written as a sum of positive squares in 15 ways, for example, as 53012299536 + 46210811089 = 230244^2 + 214967^2 .

It is not a de Polignac number, because 99223110625 - 2²³ = 99214722017 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 7974409 + ... + 7986841.

Almost surely, 2^99223110625 is an apocalyptic number.

It is an amenable number.

99223110625 is a deficient number, since it is larger than the sum of its proper divisors (25883109757).

99223110625 is an equidigital number, since it uses as much as digits as its factorization.

99223110625 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12679 (or 12551 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 40.

The spelling of 99223110625 in words is "ninety-nine billion, two hundred twenty-three million, one hundred ten thousand, six hundred twenty-five".