3321013132121 has 4 divisors (see below), whose sum is σ = 3366506462772. Its totient is φ = 3275519801472.

The previous prime is 3321013132103. The next prime is 3321013132139. The reversal of 3321013132121 is 1212313101233.

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

It is an interprime number because it is at equal distance from previous prime (3321013132103) and next prime (3321013132139).

It can be written as a sum of positive squares in 2 ways, for example, as 1760172691225 + 1560840440896 = 1326715^2 + 1249336^2 .

It is a cyclic number.

It is not a de Polignac number, because 3321013132121 - 2³⁴ = 3303833262937 is a prime.

It is a super-2 number, since 2×3321013132121² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3321013132141) 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, 22746665216 + ... + 22746665361.

It is an arithmetic number, because the mean of its divisors is an integer number (841626615693).

Almost surely, 2^{3321013132121} is an apocalyptic number.

It is an amenable number.

3321013132121 is a deficient number, since it is larger than the sum of its proper divisors (45493330651).

3321013132121 is an equidigital number, since it uses as much as digits as its factorization.

3321013132121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45493330650.

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 3321013132121 its reverse (1212313101233), we get a palindrome (4533326233354).

The spelling of 3321013132121 in words is "three trillion, three hundred twenty-one billion, thirteen million, one hundred thirty-two thousand, one hundred twenty-one".