70122099 has 4 divisors (see below), whose sum is σ = 93496136. Its totient is φ = 46748064.

The previous prime is 70122097. The next prime is 70122109. The reversal of 70122099 is 99022107.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 70122099 - 2¹ = 70122097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (70122097) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11687014 + ... + 11687019.

It is an arithmetic number, because the mean of its divisors is an integer number (23374034).

Almost surely, 2^70122099 is an apocalyptic number.

70122099 is a deficient number, since it is larger than the sum of its proper divisors (23374037).

70122099 is a wasteful number, since it uses less digits than its factorization.

70122099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23374036.

The product of its (nonzero) digits is 2268, while the sum is 30.

The square root of 70122099 is about 8373.8938971067. The cubic root of 70122099 is about 412.3680121341.

The spelling of 70122099 in words is "seventy million, one hundred twenty-two thousand, ninety-nine".