122256116 has 6 divisors (see below), whose sum is σ = 213948210. Its totient is φ = 61128056.

The previous prime is 122256091. The next prime is 122256119. The reversal of 122256116 is 611652221.

It can be written as a sum of positive squares in only one way, i.e., 86304100 + 35952016 = 9290^2 + 5996^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122256119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15282011 + ... + 15282018.

It is an arithmetic number, because the mean of its divisors is an integer number (35658035).

Almost surely, 2^122256116 is an apocalyptic number.

It is an amenable number.

122256116 is a deficient number, since it is larger than the sum of its proper divisors (91692094).

122256116 is a wasteful number, since it uses less digits than its factorization.

122256116 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30564033 (or 30564031 counting only the distinct ones).

The product of its digits is 1440, while the sum is 26.

The square root of 122256116 is about 11056.9487653692. The cubic root of 122256116 is about 496.3143872702.

The spelling of 122256116 in words is "one hundred twenty-two million, two hundred fifty-six thousand, one hundred sixteen".