331342143004142 has 32 divisors (see below), whose sum is σ = 519123622704960. Its totient is φ = 158475184819200.

The previous prime is 331342143004141. The next prime is 331342143004153. The reversal of 331342143004142 is 241400341243133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331342143004141) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 151766417 + ... + 153934172.

It is an arithmetic number, because the mean of its divisors is an integer number (16222613209530).

Almost surely, 2^{331342143004142} is an apocalyptic number.

331342143004142 is a deficient number, since it is larger than the sum of its proper divisors (187781479700818).

331342143004142 is a wasteful number, since it uses less digits than its factorization.

331342143004142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305700876.

The product of its (nonzero) digits is 82944, while the sum is 35.

Adding to 331342143004142 its reverse (241400341243133), we get a palindrome (572742484247275).

The spelling of 331342143004142 in words is "three hundred thirty-one trillion, three hundred forty-two billion, one hundred forty-three million, four thousand, one hundred forty-two".