3331021212013 has 4 divisors (see below), whose sum is σ = 3633841322208. Its totient is φ = 3028201101820.

The previous prime is 3331021212011. The next prime is 3331021212017. The reversal of 3331021212013 is 3102121201333.

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 not a de Polignac number, because 3331021212013 - 2¹ = 3331021212011 is a prime.

It is a super-2 number, since 2×3331021212013² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3331021212011) 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, 151410055081 + ... + 151410055102.

It is an arithmetic number, because the mean of its divisors is an integer number (908460330552).

Almost surely, 2^{3331021212013} is an apocalyptic number.

It is an amenable number.

3331021212013 is a deficient number, since it is larger than the sum of its proper divisors (302820110195).

3331021212013 is a wasteful number, since it uses less digits than its factorization.

3331021212013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 302820110194.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 3331021212013 its reverse (3102121201333), we get a palindrome (6433142413346).

The spelling of 3331021212013 in words is "three trillion, three hundred thirty-one billion, twenty-one million, two hundred twelve thousand, thirteen".