122372111 has 2 divisors, whose sum is σ = 122372112. Its totient is φ = 122372110.

The previous prime is 122372101. The next prime is 122372119. The reversal of 122372111 is 111273221.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122372111 is a prime.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122372119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61186055 + 61186056.

It is an arithmetic number, because the mean of its divisors is an integer number (61186056).

Almost surely, 2^122372111 is an apocalyptic number.

122372111 is a deficient number, since it is larger than the sum of its proper divisors (1).

122372111 is an equidigital number, since it uses as much as digits as its factorization.

122372111 is an evil number, because the sum of its binary digits is even.

The product of its digits is 168, while the sum is 20.

The square root of 122372111 is about 11062.1928657929. The cubic root of 122372111 is about 496.4713031819.

The spelling of 122372111 in words is "one hundred twenty-two million, three hundred seventy-two thousand, one hundred eleven".