122124521042 has 8 divisors (see below), whose sum is σ = 184416223500. Its totient is φ = 60652446544.

The previous prime is 122124521041. The next prime is 122124521053. The reversal of 122124521042 is 240125421221.

It can be written as a sum of positive squares in 2 ways, for example, as 120929367001 + 1195154041 = 347749^2 + 34571^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (122124521041) 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, 204906617 + ... + 204907212.

Almost surely, 2^122124521042 is an apocalyptic number.

122124521042 is a deficient number, since it is larger than the sum of its proper divisors (62291702458).

122124521042 is a wasteful number, since it uses less digits than its factorization.

122124521042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 409813980.

The product of its (nonzero) digits is 2560, while the sum is 26.

Adding to 122124521042 its reverse (240125421221), we get a palindrome (362249942263).

The spelling of 122124521042 in words is "one hundred twenty-two billion, one hundred twenty-four million, five hundred twenty-one thousand, forty-two".