99422051 has 2 divisors, whose sum is σ = 99422052. Its totient is φ = 99422050.

The previous prime is 99422039. The next prime is 99422083. The reversal of 99422051 is 15022499.

It is an a-pointer prime, because the next prime (99422083) can be obtained adding 99422051 to its sum of digits (32).

It is a weak prime.

It is an emirp because it is prime and its reverse (15022499) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 99422051 - 2²² = 95227747 is a prime.

It is a super-3 number, since 3×99422051³ (a number of 25 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 99421999 and 99422017.

It is not a weakly prime, because it can be changed into another prime (99422651) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49711025 + 49711026.

It is an arithmetic number, because the mean of its divisors is an integer number (49711026).

Almost surely, 2^99422051 is an apocalyptic number.

99422051 is a deficient number, since it is larger than the sum of its proper divisors (1).

99422051 is an equidigital number, since it uses as much as digits as its factorization.

99422051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 6480, while the sum is 32.

The square root of 99422051 is about 9971.0606757757. The cubic root of 99422051 is about 463.2629545927.

The spelling of 99422051 in words is "ninety-nine million, four hundred twenty-two thousand, fifty-one".