331033242401 has 4 divisors (see below), whose sum is σ = 331124114352. Its totient is φ = 330942370452.

The previous prime is 331033242329. The next prime is 331033242403. The reversal of 331033242401 is 104242330133.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-331033242401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (331033242403) 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, 45430511 + ... + 45437796.

It is an arithmetic number, because the mean of its divisors is an integer number (82781028588).

Almost surely, 2^331033242401 is an apocalyptic number.

It is an amenable number.

331033242401 is a deficient number, since it is larger than the sum of its proper divisors (90871951).

331033242401 is an equidigital number, since it uses as much as digits as its factorization.

331033242401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90871950.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 331033242401 its reverse (104242330133), we get a palindrome (435275572534).

The spelling of 331033242401 in words is "three hundred thirty-one billion, thirty-three million, two hundred forty-two thousand, four hundred one".