3373340021 has 2 divisors, whose sum is σ = 3373340022. Its totient is φ = 3373340020.

The previous prime is 3373340017. The next prime is 3373340041. The reversal of 3373340021 is 1200433733.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1788105796 + 1585234225 = 42286^2 + 39815^2 .

It is a cyclic number.

It is not a de Polignac number, because 3373340021 - 2² = 3373340017 is a prime.

It is a super-2 number, since 2×3373340021² = 22758845794560560882, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3373340041) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1686670010 + 1686670011.

It is an arithmetic number, because the mean of its divisors is an integer number (1686670011).

Almost surely, 2^3373340021 is an apocalyptic number.

It is an amenable number.

3373340021 is a deficient number, since it is larger than the sum of its proper divisors (1).

3373340021 is an equidigital number, since it uses as much as digits as its factorization.

3373340021 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4536, while the sum is 26.

The square root of 3373340021 is about 58080.4616114576. The cubic root of 3373340021 is about 1499.7540368555.

Adding to 3373340021 its reverse (1200433733), we get a palindrome (4573773754).

The spelling of 3373340021 in words is "three billion, three hundred seventy-three million, three hundred forty thousand, twenty-one".