242231451172 has 12 divisors (see below), whose sum is σ = 424023045516. Its totient is φ = 121082009600.

The previous prime is 242231451139. The next prime is 242231451173. The reversal of 242231451172 is 271154132242.

It can be written as a sum of positive squares in 2 ways, for example, as 138820327396 + 103411123776 = 372586^2 + 321576^2 .

It is not an unprimeable number, because it can be changed into a prime (242231451173) 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, 8412829 + ... + 8441572.

It is an arithmetic number, because the mean of its divisors is an integer number (35335253793).

Almost surely, 2^242231451172 is an apocalyptic number.

It is an amenable number.

242231451172 is a deficient number, since it is larger than the sum of its proper divisors (181791594344).

242231451172 is a wasteful number, since it uses less digits than its factorization.

242231451172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16857998 (or 16857996 counting only the distinct ones).

The product of its digits is 26880, while the sum is 34.

The spelling of 242231451172 in words is "two hundred forty-two billion, two hundred thirty-one million, four hundred fifty-one thousand, one hundred seventy-two".