2220200209957 has 2 divisors, whose sum is σ = 2220200209958. Its totient is φ = 2220200209956.

The previous prime is 2220200209949. The next prime is 2220200209961. The reversal of 2220200209957 is 7599020020222.

2220200209957 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1267934552676 + 952265657281 = 1126026^2 + 975841^2 .

It is a cyclic number.

It is not a de Polignac number, because 2220200209957 - 2³ = 2220200209949 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2220200209937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1110100104978 + 1110100104979.

It is an arithmetic number, because the mean of its divisors is an integer number (1110100104979).

Almost surely, 2^{2220200209957} is an apocalyptic number.

It is an amenable number.

2220200209957 is a deficient number, since it is larger than the sum of its proper divisors (1).

2220200209957 is an equidigital number, since it uses as much as digits as its factorization.

2220200209957 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 90720, while the sum is 40.

The spelling of 2220200209957 in words is "two trillion, two hundred twenty billion, two hundred million, two hundred nine thousand, nine hundred fifty-seven".