2102002210057 has 2 divisors, whose sum is σ = 2102002210058. Its totient is φ = 2102002210056.

The previous prime is 2102002209977. The next prime is 2102002210123. The reversal of 2102002210057 is 7500122002012.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1184431715856 + 917570494201 = 1088316^2 + 957899^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2102002210057 is a prime.

It is not a weakly prime, because it can be changed into another prime (2102002216057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1051001105028 + 1051001105029.

It is an arithmetic number, because the mean of its divisors is an integer number (1051001105029).

Almost surely, 2^{2102002210057} is an apocalyptic number.

It is an amenable number.

2102002210057 is a deficient number, since it is larger than the sum of its proper divisors (1).

2102002210057 is an equidigital number, since it uses as much as digits as its factorization.

2102002210057 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 560, while the sum is 22.

Adding to 2102002210057 its reverse (7500122002012), we get a palindrome (9602124212069).

The spelling of 2102002210057 in words is "two trillion, one hundred two billion, two million, two hundred ten thousand, fifty-seven".