331143400023422 has 32 divisors (see below), whose sum is σ = 567767500462080. Its totient is φ = 141895326925440.

The previous prime is 331143400023409. The next prime is 331143400023431. The reversal of 331143400023422 is 224320004341133.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2326697579 + ... + 2326839897.

It is an arithmetic number, because the mean of its divisors is an integer number (17742734389440).

Almost surely, 2^{331143400023422} is an apocalyptic number.

331143400023422 is a deficient number, since it is larger than the sum of its proper divisors (236624100438658).

331143400023422 is a wasteful number, since it uses less digits than its factorization.

331143400023422 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 168416.

The product of its (nonzero) digits is 41472, while the sum is 32.

Adding to 331143400023422 its reverse (224320004341133), we get a palindrome (555463404364555).

The spelling of 331143400023422 in words is "three hundred thirty-one trillion, one hundred forty-three billion, four hundred million, twenty-three thousand, four hundred twenty-two".