99122113 has 2 divisors, whose sum is σ = 99122114. Its totient is φ = 99122112.

The previous prime is 99122081. The next prime is 99122119. The reversal of 99122113 is 31122199.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 86248369 + 12873744 = 9287^2 + 3588^2 .

It is a cyclic number.

It is not a de Polignac number, because 99122113 - 2⁵ = 99122081 is a prime.

It is not a weakly prime, because it can be changed into another prime (99122119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49561056 + 49561057.

It is an arithmetic number, because the mean of its divisors is an integer number (49561057).

Almost surely, 2^99122113 is an apocalyptic number.

It is an amenable number.

99122113 is a deficient number, since it is larger than the sum of its proper divisors (1).

99122113 is an equidigital number, since it uses as much as digits as its factorization.

99122113 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 972, while the sum is 28.

The square root of 99122113 is about 9956.0088891081. The cubic root of 99122113 is about 462.7966256903.

It can be divided in two parts, 99122 and 113, that added together give a triangular number (99235 = T₄₄₅).

The spelling of 99122113 in words is "ninety-nine million, one hundred twenty-two thousand, one hundred thirteen".