3371900068921 has 2 divisors, whose sum is σ = 3371900068922. Its totient is φ = 3371900068920.

The previous prime is 3371900068847. The next prime is 3371900068931. The reversal of 3371900068921 is 1298600091733.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3120433925625 + 251466143296 = 1766475^2 + 501464^2 .

It is a cyclic number.

It is not a de Polignac number, because 3371900068921 - 2³¹ = 3369752585273 is a prime.

It is a super-2 number, since 2×3371900068921² (a number of 26 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (3371900068931) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1685950034460 + 1685950034461.

It is an arithmetic number, because the mean of its divisors is an integer number (1685950034461).

Almost surely, 2^{3371900068921} is an apocalyptic number.

It is an amenable number.

3371900068921 is a deficient number, since it is larger than the sum of its proper divisors (1).

3371900068921 is an equidigital number, since it uses as much as digits as its factorization.

3371900068921 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 489888, while the sum is 49.

The spelling of 3371900068921 in words is "three trillion, three hundred seventy-one billion, nine hundred million, sixty-eight thousand, nine hundred twenty-one".