42224143144331 has 8 divisors (see below), whose sum is σ = 42242613155904. Its totient is φ = 42205676375880.

The previous prime is 42224143144303. The next prime is 42224143144349. The reversal of 42224143144331 is 13344134142224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-42224143144331 is a prime.

It is a super-2 number, since 2×42224143144331² (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (42224143143331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25419380 + ... + 27029486.

It is an arithmetic number, because the mean of its divisors is an integer number (5280326644488).

Almost surely, 2^{42224143144331} is an apocalyptic number.

42224143144331 is a deficient number, since it is larger than the sum of its proper divisors (18470011573).

42224143144331 is a wasteful number, since it uses less digits than its factorization.

42224143144331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1621561.

The product of its digits is 221184, while the sum is 38.

Adding to 42224143144331 its reverse (13344134142224), we get a palindrome (55568277286555).

The spelling of 42224143144331 in words is "forty-two trillion, two hundred twenty-four billion, one hundred forty-three million, one hundred forty-four thousand, three hundred thirty-one".