331331112213301 has 4 divisors (see below), whose sum is σ = 331357561584192. Its totient is φ = 331304662842412.

The previous prime is 331331112213289. The next prime is 331331112213383. The reversal of 331331112213301 is 103312211133133.

It is a happy number.

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-331331112213301 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 331331112213301.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (331331112213601) 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, 13224666655 + ... + 13224691708.

It is an arithmetic number, because the mean of its divisors is an integer number (82839390396048).

Almost surely, 2^{331331112213301} is an apocalyptic number.

It is an amenable number.

331331112213301 is a deficient number, since it is larger than the sum of its proper divisors (26449370891).

331331112213301 is a wasteful number, since it uses less digits than its factorization.

331331112213301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26449370890.

The product of its (nonzero) digits is 2916, while the sum is 28.

Adding to 331331112213301 its reverse (103312211133133), we get a palindrome (434643323346434).

The spelling of 331331112213301 in words is "three hundred thirty-one trillion, three hundred thirty-one billion, one hundred twelve million, two hundred thirteen thousand, three hundred one".