742223232122 has 32 divisors (see below), whose sum is σ = 1177363512000. Its totient is φ = 349950837888.

The previous prime is 742223232089. The next prime is 742223232133. The reversal of 742223232122 is 221232322247.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 29267504 + ... + 29292852.

It is an arithmetic number, because the mean of its divisors is an integer number (36792609750).

Almost surely, 2^742223232122 is an apocalyptic number.

742223232122 is a deficient number, since it is larger than the sum of its proper divisors (435140279878).

742223232122 is a wasteful number, since it uses less digits than its factorization.

742223232122 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28910.

The product of its digits is 32256, while the sum is 32.

Adding to 742223232122 its reverse (221232322247), we get a palindrome (963455554369).

The spelling of 742223232122 in words is "seven hundred forty-two billion, two hundred twenty-three million, two hundred thirty-two thousand, one hundred twenty-two".