224401451237231 has 4 divisors (see below), whose sum is σ = 224696328309264. Its totient is φ = 224106574165200.

The previous prime is 224401451237179. The next prime is 224401451237239. The reversal of 224401451237231 is 132732154104422.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-224401451237231 is a prime.

It is a super-2 number, since 2×224401451237231² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (224401451237239) 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, 147438534875 + ... + 147438536396.

It is an arithmetic number, because the mean of its divisors is an integer number (56174082077316).

Almost surely, 2^{224401451237231} is an apocalyptic number.

224401451237231 is a deficient number, since it is larger than the sum of its proper divisors (294877072033).

224401451237231 is an equidigital number, since it uses as much as digits as its factorization.

224401451237231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294877072032.

The product of its (nonzero) digits is 322560, while the sum is 41.

The spelling of 224401451237231 in words is "two hundred twenty-four trillion, four hundred one billion, four hundred fifty-one million, two hundred thirty-seven thousand, two hundred thirty-one".