3200121331 has 16 divisors (see below), whose sum is σ = 3514752000. Its totient is φ = 2889510400.

The previous prime is 3200121329. The next prime is 3200121343. The reversal of 3200121331 is 1331210023.

It is a cyclic number.

It is not a de Polignac number, because 3200121331 - 2¹ = 3200121329 is a prime.

It is a super-2 number, since 2×3200121331² = 20481553066242423122, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3200121371) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1179066 + ... + 1181776.

It is an arithmetic number, because the mean of its divisors is an integer number (219672000).

Almost surely, 2^3200121331 is an apocalyptic number.

3200121331 is a deficient number, since it is larger than the sum of its proper divisors (314630669).

3200121331 is a wasteful number, since it uses less digits than its factorization.

3200121331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3410.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 3200121331 is about 56569.6149094193. The cubic root of 3200121331 is about 1473.6312236885.

Adding to 3200121331 its reverse (1331210023), we get a palindrome (4531331354).

The spelling of 3200121331 in words is "three billion, two hundred million, one hundred twenty-one thousand, three hundred thirty-one".