74231135122 has 8 divisors (see below), whose sum is σ = 112597789500. Its totient is φ = 36698538624.

The previous prime is 74231135051. The next prime is 74231135159. The reversal of 74231135122 is 22153113247.

It can be written as a sum of positive squares in 2 ways, for example, as 74126052121 + 105083001 = 272261^2 + 10251^2 .

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

It is a super-2 number, since 2×74231135122² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 208514247 + ... + 208514602.

Almost surely, 2^74231135122 is an apocalyptic number.

74231135122 is a deficient number, since it is larger than the sum of its proper divisors (38366654378).

74231135122 is a wasteful number, since it uses less digits than its factorization.

74231135122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 417028940.

The product of its digits is 10080, while the sum is 31.

Adding to 74231135122 its reverse (22153113247), we get a palindrome (96384248369).

The spelling of 74231135122 in words is "seventy-four billion, two hundred thirty-one million, one hundred thirty-five thousand, one hundred twenty-two".