99010631 has 16 divisors (see below), whose sum is σ = 104159520. Its totient is φ = 94026240.

The previous prime is 99010591. The next prime is 99010651. The reversal of 99010631 is 13601099.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99010631 is a prime.

It is a super-2 number, since 2×99010631² = 19606210102036322, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 99010594 and 99010603.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99010651) 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, 352211 + ... + 352491.

It is an arithmetic number, because the mean of its divisors is an integer number (6509970).

Almost surely, 2^99010631 is an apocalyptic number.

99010631 is a deficient number, since it is larger than the sum of its proper divisors (5148889).

99010631 is a wasteful number, since it uses less digits than its factorization.

99010631 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514.

The product of its (nonzero) digits is 1458, while the sum is 29.

The square root of 99010631 is about 9950.4085845758. The cubic root of 99010631 is about 462.6230591462.

The spelling of 99010631 in words is "ninety-nine million, ten thousand, six hundred thirty-one".