122252113 has 4 divisors (see below), whose sum is σ = 124256308. Its totient is φ = 120247920.

The previous prime is 122252089. The next prime is 122252147. The reversal of 122252113 is 311252221.

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

It can be written as a sum of positive squares in 2 ways, for example, as 52896529 + 69355584 = 7273^2 + 8328^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122252113 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122252413) 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, 1002006 + ... + 1002127.

It is an arithmetic number, because the mean of its divisors is an integer number (31064077).

Almost surely, 2^122252113 is an apocalyptic number.

It is an amenable number.

122252113 is a deficient number, since it is larger than the sum of its proper divisors (2004195).

122252113 is an equidigital number, since it uses as much as digits as its factorization.

122252113 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2004194.

The product of its digits is 240, while the sum is 19.

The square root of 122252113 is about 11056.7677464981. The cubic root of 122252113 is about 496.3089703137.

It can be divided in two parts, 1222 and 52113, that added together give a palindrome (53335).

The spelling of 122252113 in words is "one hundred twenty-two million, two hundred fifty-two thousand, one hundred thirteen".