3311210221013 has 4 divisors (see below), whose sum is σ = 3312795292620. Its totient is φ = 3309625149408.

The previous prime is 3311210221001. The next prime is 3311210221051. The reversal of 3311210221013 is 3101220121133.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 2243216121169 + 1067994099844 = 1497737^2 + 1033438^2 .

It is a cyclic number.

It is not a de Polignac number, because 3311210221013 - 2⁶ = 3311210220949 is a prime.

It is a super-2 number, since 2×3311210221013² (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 (3311210221313) 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, 792532670 + ... + 792536847.

It is an arithmetic number, because the mean of its divisors is an integer number (828198823155).

Almost surely, 2^{3311210221013} is an apocalyptic number.

It is an amenable number.

3311210221013 is a deficient number, since it is larger than the sum of its proper divisors (1585071607).

3311210221013 is a wasteful number, since it uses less digits than its factorization.

3311210221013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1585071606.

The product of its (nonzero) digits is 216, while the sum is 20.

Adding to 3311210221013 its reverse (3101220121133), we get a palindrome (6412430342146).

The spelling of 3311210221013 in words is "three trillion, three hundred eleven billion, two hundred ten million, two hundred twenty-one thousand, thirteen".