102202210051 has 2 divisors, whose sum is σ = 102202210052. Its totient is φ = 102202210050.

The previous prime is 102202210043. The next prime is 102202210063. The reversal of 102202210051 is 150012202201.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 102202210051 - 2³ = 102202210043 is a prime.

It is not a weakly prime, because it can be changed into another prime (102202210151) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 51101105025 + 51101105026.

It is an arithmetic number, because the mean of its divisors is an integer number (51101105026).

Almost surely, 2^102202210051 is an apocalyptic number.

102202210051 is a deficient number, since it is larger than the sum of its proper divisors (1).

102202210051 is an equidigital number, since it uses as much as digits as its factorization.

102202210051 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 80, while the sum is 16.

Adding to 102202210051 its reverse (150012202201), we get a palindrome (252214412252).

The spelling of 102202210051 in words is "one hundred two billion, two hundred two million, two hundred ten thousand, fifty-one".