3211201466689 has 2 divisors, whose sum is σ = 3211201466690. Its totient is φ = 3211201466688.

The previous prime is 3211201466611. The next prime is 3211201466719. The reversal of 3211201466689 is 9866641021123.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3186992596225 + 24208870464 = 1785215^2 + 155592^2 .

It is a cyclic number.

It is not a de Polignac number, because 3211201466689 - 2³⁵ = 3176841728321 is a prime.

It is not a weakly prime, because it can be changed into another prime (3211201466609) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1605600733344 + 1605600733345.

It is an arithmetic number, because the mean of its divisors is an integer number (1605600733345).

Almost surely, 2^{3211201466689} is an apocalyptic number.

It is an amenable number.

3211201466689 is a deficient number, since it is larger than the sum of its proper divisors (1).

3211201466689 is an equidigital number, since it uses as much as digits as its factorization.

3211201466689 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 746496, while the sum is 49.

The spelling of 3211201466689 in words is "three trillion, two hundred eleven billion, two hundred one million, four hundred sixty-six thousand, six hundred eighty-nine".