3321210009973 has 2 divisors, whose sum is σ = 3321210009974. Its totient is φ = 3321210009972.

The previous prime is 3321210009851. The next prime is 3321210009989. The reversal of 3321210009973 is 3799000121233.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3274065875844 + 47144134129 = 1809438^2 + 217127^2 .

It is an emirp because it is prime and its reverse (3799000121233) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3321210009973 - 2⁹ = 3321210009461 is a prime.

It is a super-2 number, since 2×3321210009973² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3321210079973) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1660605004986 + 1660605004987.

It is an arithmetic number, because the mean of its divisors is an integer number (1660605004987).

Almost surely, 2^{3321210009973} is an apocalyptic number.

It is an amenable number.

3321210009973 is a deficient number, since it is larger than the sum of its proper divisors (1).

3321210009973 is an equidigital number, since it uses as much as digits as its factorization.

3321210009973 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 61236, while the sum is 40.

The spelling of 3321210009973 in words is "three trillion, three hundred twenty-one billion, two hundred ten million, nine thousand, nine hundred seventy-three".