100220200957 has 2 divisors, whose sum is σ = 100220200958. Its totient is φ = 100220200956.

The previous prime is 100220200933. The next prime is 100220201033. The reversal of 100220200957 is 759002022001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 68756181796 + 31464019161 = 262214^2 + 177381^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100220200957 is a prime.

It is a super-2 number, since 2×100220200957² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100220200057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50110100478 + 50110100479.

It is an arithmetic number, because the mean of its divisors is an integer number (50110100479).

Almost surely, 2^100220200957 is an apocalyptic number.

It is an amenable number.

100220200957 is a deficient number, since it is larger than the sum of its proper divisors (1).

100220200957 is an equidigital number, since it uses as much as digits as its factorization.

100220200957 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2520, while the sum is 28.

Adding to 100220200957 its reverse (759002022001), we get a palindrome (859222222958).

The spelling of 100220200957 in words is "one hundred billion, two hundred twenty million, two hundred thousand, nine hundred fifty-seven".