3212973121 has 2 divisors, whose sum is σ = 3212973122. Its totient is φ = 3212973120.

The previous prime is 3212973103. The next prime is 3212973139. The reversal of 3212973121 is 1213792123.

It is a balanced prime because it is at equal distance from previous prime (3212973103) and next prime (3212973139).

It can be written as a sum of positive squares in only one way, i.e., 1784133121 + 1428840000 = 42239^2 + 37800^2 .

It is an emirp because it is prime and its reverse (1213792123) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3212973121 - 2⁷ = 3212972993 is a prime.

It is not a weakly prime, because it can be changed into another prime (3212373121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1606486560 + 1606486561.

It is an arithmetic number, because the mean of its divisors is an integer number (1606486561).

Almost surely, 2^3212973121 is an apocalyptic number.

It is an amenable number.

3212973121 is a deficient number, since it is larger than the sum of its proper divisors (1).

3212973121 is an equidigital number, since it uses as much as digits as its factorization.

3212973121 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4536, while the sum is 31.

The square root of 3212973121 is about 56683.0937846551. The cubic root of 3212973121 is about 1475.6013055012.

The spelling of 3212973121 in words is "three billion, two hundred twelve million, nine hundred seventy-three thousand, one hundred twenty-one".