3223120997 has 2 divisors, whose sum is σ = 3223120998. Its totient is φ = 3223120996.

The previous prime is 3223120991. The next prime is 3223121053. The reversal of 3223120997 is 7990213223.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3171266596 + 51854401 = 56314^2 + 7201^2 .

It is an emirp because it is prime and its reverse (7990213223) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3223120997 is a prime.

It is a super-2 number, since 2×3223120997² = 20777017922604548018, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 3223120997.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3223120991) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1611560498 + 1611560499.

It is an arithmetic number, because the mean of its divisors is an integer number (1611560499).

Almost surely, 2^3223120997 is an apocalyptic number.

It is an amenable number.

3223120997 is a deficient number, since it is larger than the sum of its proper divisors (1).

3223120997 is an equidigital number, since it uses as much as digits as its factorization.

3223120997 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40824, while the sum is 38.

The square root of 3223120997 is about 56772.5373486160. The cubic root of 3223120997 is about 1477.1531891950.

The spelling of 3223120997 in words is "three billion, two hundred twenty-three million, one hundred twenty thousand, nine hundred ninety-seven".