331401121314243 has 16 divisors (see below), whose sum is σ = 465203794677120. Its totient is φ = 209270235108096.

The previous prime is 331401121314229. The next prime is 331401121314283. The reversal of 331401121314243 is 342413121104133.

It is a happy number.

It is not a de Polignac number, because 331401121314243 - 2¹³ = 331401121306051 is a prime.

It is not an unprimeable number, because it can be changed into a prime (331401121314283) 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, 496000005 + ... + 496667702.

It is an arithmetic number, because the mean of its divisors is an integer number (29075237167320).

Almost surely, 2^{331401121314243} is an apocalyptic number.

331401121314243 is a deficient number, since it is larger than the sum of its proper divisors (133802673362877).

331401121314243 is a wasteful number, since it uses less digits than its factorization.

331401121314243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 992673586.

The product of its (nonzero) digits is 20736, while the sum is 33.

Adding to 331401121314243 its reverse (342413121104133), we get a palindrome (673814242418376).

The spelling of 331401121314243 in words is "three hundred thirty-one trillion, four hundred one billion, one hundred twenty-one million, three hundred fourteen thousand, two hundred forty-three".