99242202631 has 16 divisors (see below), whose sum is σ = 116623614240. Its totient is φ = 83257758720.

The previous prime is 99242202623. The next prime is 99242202679. The reversal of 99242202631 is 13620224299.

It is a cyclic number.

It is not a de Polignac number, because 99242202631 - 2³ = 99242202623 is a prime.

It is a super-2 number, since 2×99242202631² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99242202611) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 450915 + ... + 633883.

It is an arithmetic number, because the mean of its divisors is an integer number (7288975890).

Almost surely, 2^99242202631 is an apocalyptic number.

99242202631 is a deficient number, since it is larger than the sum of its proper divisors (17381411609).

99242202631 is a wasteful number, since it uses less digits than its factorization.

99242202631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 186786.

The product of its (nonzero) digits is 93312, while the sum is 40.

The spelling of 99242202631 in words is "ninety-nine billion, two hundred forty-two million, two hundred two thousand, six hundred thirty-one".