3123220001017 has 2 divisors, whose sum is σ = 3123220001018. Its totient is φ = 3123220001016.

The previous prime is 3123220001003. The next prime is 3123220001053. The reversal of 3123220001017 is 7101000223213.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3051104121081 + 72115879936 = 1746741^2 + 268544^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3123220001017 is a prime.

It is not a weakly prime, because it can be changed into another prime (3123220001117) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1561610000508 + 1561610000509.

It is an arithmetic number, because the mean of its divisors is an integer number (1561610000509).

Almost surely, 2^{3123220001017} is an apocalyptic number.

It is an amenable number.

3123220001017 is a deficient number, since it is larger than the sum of its proper divisors (1).

3123220001017 is an equidigital number, since it uses as much as digits as its factorization.

3123220001017 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 504, while the sum is 22.

The spelling of 3123220001017 in words is "three trillion, one hundred twenty-three billion, two hundred twenty million, one thousand, seventeen".