331400140241142 has 32 divisors (see below), whose sum is σ = 783606242937600. Its totient is φ = 91420728342048.

The previous prime is 331400140241117. The next prime is 331400140241147. The reversal of 331400140241142 is 241142041004133.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331400140241147) 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, 136042749292 + ... + 136042751727.

It is an arithmetic number, because the mean of its divisors is an integer number (24487695091800).

Almost surely, 2^{331400140241142} is an apocalyptic number.

331400140241142 is an abundant number, since it is smaller than the sum of its proper divisors (452206102696458).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

331400140241142 is a wasteful number, since it uses less digits than its factorization.

331400140241142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272085501060.

The product of its (nonzero) digits is 9216, while the sum is 30.

Adding to 331400140241142 its reverse (241142041004133), we get a palindrome (572542181245275).

The spelling of 331400140241142 in words is "three hundred thirty-one trillion, four hundred billion, one hundred forty million, two hundred forty-one thousand, one hundred forty-two".