431222322613242 has 32 divisors (see below), whose sum is σ = 862762583692800. Its totient is φ = 143687786180400.

The previous prime is 431222322613213. The next prime is 431222322613249. The reversal of 431222322613242 is 242316223222134.

It is a self number, because there is not a number n which added to its sum of digits gives 431222322613242.

It is not an unprimeable number, because it can be changed into a prime (431222322613249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1210104009 + ... + 1210460307.

It is an arithmetic number, because the mean of its divisors is an integer number (26961330740400).

Almost surely, 2^{431222322613242} is an apocalyptic number.

431222322613242 is an abundant number, since it is smaller than the sum of its proper divisors (431540261079558).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

431222322613242 is a wasteful number, since it uses less digits than its factorization.

431222322613242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 430098.

The product of its digits is 331776, while the sum is 39.

Adding to 431222322613242 its reverse (242316223222134), we get a palindrome (673538545835376).

The spelling of 431222322613242 in words is "four hundred thirty-one trillion, two hundred twenty-two billion, three hundred twenty-two million, six hundred thirteen thousand, two hundred forty-two".