99022100 has 36 divisors (see below), whose sum is σ = 215770044. Its totient is φ = 39444480.

The previous prime is 99022097. The next prime is 99022103. The reversal of 99022100 is 122099.

It is an interprime number because it is at equal distance from previous prime (99022097) and next prime (99022103).

It can be written as a sum of positive squares in 6 ways, for example, as 25542916 + 73479184 = 5054^2 + 8572^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99022103) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 23774 + ... + 27626.

Almost surely, 2^99022100 is an apocalyptic number.

It is an amenable number.

99022100 is an abundant number, since it is smaller than the sum of its proper divisors (116747944).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99022100 is a wasteful number, since it uses less digits than its factorization.

99022100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4124 (or 4117 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 23.

The square root of 99022100 is about 9950.9848758804. The cubic root of 99022100 is about 462.6409212651.

Adding to 99022100 its reverse (122099), we get a palindrome (99144199).

The spelling of 99022100 in words is "ninety-nine million, twenty-two thousand, one hundred".