242112332451 has 64 divisors (see below), whose sum is σ = 369847296000. Its totient is φ = 139529470080.

The previous prime is 242112332447. The next prime is 242112332531. The reversal of 242112332451 is 154233211242.

It is a happy number.

It is not a de Polignac number, because 242112332451 - 2² = 242112332447 is a prime.

It is not an unprimeable number, because it can be changed into a prime (242112332411) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 31673836 + ... + 31681478.

It is an arithmetic number, because the mean of its divisors is an integer number (5778864000).

Almost surely, 2^242112332451 is an apocalyptic number.

242112332451 is a deficient number, since it is larger than the sum of its proper divisors (127734963549).

242112332451 is a wasteful number, since it uses less digits than its factorization.

242112332451 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8184.

The product of its digits is 11520, while the sum is 30.

Adding to 242112332451 its reverse (154233211242), we get a palindrome (396345543693).

The spelling of 242112332451 in words is "two hundred forty-two billion, one hundred twelve million, three hundred thirty-two thousand, four hundred fifty-one".