100201020220957 has 2 divisors, whose sum is σ = 100201020220958. Its totient is φ = 100201020220956.

The previous prime is 100201020220919. The next prime is 100201020220997. The reversal of 100201020220957 is 759022020102001.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 63793143417721 + 36407876803236 = 7987061^2 + 6033894^2 .

It is a cyclic number.

It is not a de Polignac number, because 100201020220957 - 2¹⁹ = 100201019696669 is a prime.

It is a super-2 number, since 2×100201020220957² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (100201020220907) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50100510110478 + 50100510110479.

It is an arithmetic number, because the mean of its divisors is an integer number (50100510110479).

Almost surely, 2^{100201020220957} is an apocalyptic number.

It is an amenable number.

100201020220957 is a deficient number, since it is larger than the sum of its proper divisors (1).

100201020220957 is an equidigital number, since it uses as much as digits as its factorization.

100201020220957 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5040, while the sum is 31.

Adding to 100201020220957 its reverse (759022020102001), we get a palindrome (859223040322958).

The spelling of 100201020220957 in words is "one hundred trillion, two hundred one billion, twenty million, two hundred twenty thousand, nine hundred fifty-seven".