3331002121 has 2 divisors, whose sum is σ = 3331002122. Its totient is φ = 3331002120.

The previous prime is 3331002113. The next prime is 3331002139. The reversal of 3331002121 is 1212001333.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2158624521 + 1172377600 = 46461^2 + 34240^2 .

It is a cyclic number.

It is not a de Polignac number, because 3331002121 - 2³ = 3331002113 is a prime.

It is a super-2 number, since 2×3331002121² = 22191150260212997282, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3331002095 and 3331002104.

It is not a weakly prime, because it can be changed into another prime (3331002221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1665501060 + 1665501061.

It is an arithmetic number, because the mean of its divisors is an integer number (1665501061).

Almost surely, 2^3331002121 is an apocalyptic number.

It is an amenable number.

3331002121 is a deficient number, since it is larger than the sum of its proper divisors (1).

3331002121 is an equidigital number, since it uses as much as digits as its factorization.

3331002121 is an evil number, because the sum of its binary digits is even.

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

The square root of 3331002121 is about 57714.8344968605. The cubic root of 3331002121 is about 1493.4532641056.

Adding to 3331002121 its reverse (1212001333), we get a palindrome (4543003454).

The spelling of 3331002121 in words is "three billion, three hundred thirty-one million, two thousand, one hundred twenty-one".