210201838057 has 2 divisors, whose sum is σ = 210201838058. Its totient is φ = 210201838056.

The previous prime is 210201838039. The next prime is 210201838061. The reversal of 210201838057 is 750838102012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 194180354281 + 16021483776 = 440659^2 + 126576^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-210201838057 is a prime.

It is not a weakly prime, because it can be changed into another prime (210201836057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105100919028 + 105100919029.

It is an arithmetic number, because the mean of its divisors is an integer number (105100919029).

Almost surely, 2^210201838057 is an apocalyptic number.

It is an amenable number.

210201838057 is a deficient number, since it is larger than the sum of its proper divisors (1).

210201838057 is an equidigital number, since it uses as much as digits as its factorization.

210201838057 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 26880, while the sum is 37.

The spelling of 210201838057 in words is "two hundred ten billion, two hundred one million, eight hundred thirty-eight thousand, fifty-seven".