331400341404131 has 4 divisors (see below), whose sum is σ = 339107326087992. Its totient is φ = 323693356720272.

The previous prime is 331400341404109. The next prime is 331400341404227. The reversal of 331400341404131 is 131404143004133.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-331400341404131 is a prime.

It is a super-2 number, since 2×331400341404131² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (331400341404331) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3853492341866 + ... + 3853492341951.

It is an arithmetic number, because the mean of its divisors is an integer number (84776831521998).

Almost surely, 2^{331400341404131} is an apocalyptic number.

331400341404131 is a deficient number, since it is larger than the sum of its proper divisors (7706984683861).

331400341404131 is an equidigital number, since it uses as much as digits as its factorization.

331400341404131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7706984683860.

The product of its (nonzero) digits is 20736, while the sum is 32.

Adding to 331400341404131 its reverse (131404143004133), we get a palindrome (462804484408264).

The spelling of 331400341404131 in words is "three hundred thirty-one trillion, four hundred billion, three hundred forty-one million, four hundred four thousand, one hundred thirty-one".