122137072 has 10 divisors (see below), whose sum is σ = 236640608. Its totient is φ = 61068528.

The previous prime is 122137063. The next prime is 122137079. The reversal of 122137072 is 270731221.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122137079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3816768 + ... + 3816799.

Almost surely, 2^122137072 is an apocalyptic number.

It is an amenable number.

122137072 is a deficient number, since it is larger than the sum of its proper divisors (114503536).

122137072 is an equidigital number, since it uses as much as digits as its factorization.

122137072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7633575 (or 7633569 counting only the distinct ones).

The product of its (nonzero) digits is 1176, while the sum is 25.

The square root of 122137072 is about 11051.5642331753. The cubic root of 122137072 is about 496.1532434921.

Adding to 122137072 its reverse (270731221), we get a palindrome (392868293).

The spelling of 122137072 in words is "one hundred twenty-two million, one hundred thirty-seven thousand, seventy-two".