3321200121 has 32 divisors (see below), whose sum is σ = 4821659136. Its totient is φ = 2025216000.

The previous prime is 3321200111. The next prime is 3321200167. The reversal of 3321200121 is 1210021233.

It is not a de Polignac number, because 3321200121 - 2⁷ = 3321199993 is a prime.

It is a super-2 number, since 2×3321200121² = 22060740487460829282, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3321200121.

It is not an unprimeable number, because it can be changed into a prime (3321200111) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 563731 + ... + 569591.

It is an arithmetic number, because the mean of its divisors is an integer number (150676848).

Almost surely, 2^3321200121 is an apocalyptic number.

It is an amenable number.

3321200121 is a deficient number, since it is larger than the sum of its proper divisors (1500459015).

3321200121 is a wasteful number, since it uses less digits than its factorization.

3321200121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6193.

The product of its (nonzero) digits is 72, while the sum is 15.

The square root of 3321200121 is about 57629.8544245949. The cubic root of 3321200121 is about 1491.9869174522.

Adding to 3321200121 its reverse (1210021233), we get a palindrome (4531221354).

The spelling of 3321200121 in words is "three billion, three hundred twenty-one million, two hundred thousand, one hundred twenty-one".