210222211051 has 2 divisors, whose sum is σ = 210222211052. Its totient is φ = 210222211050.

The previous prime is 210222211007. The next prime is 210222211063. The reversal of 210222211051 is 150112222012.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 210222211051 - 2³⁵ = 175862472683 is a prime.

It is not a weakly prime, because it can be changed into another prime (210222211091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105111105525 + 105111105526.

It is an arithmetic number, because the mean of its divisors is an integer number (105111105526).

Almost surely, 2^210222211051 is an apocalyptic number.

210222211051 is a deficient number, since it is larger than the sum of its proper divisors (1).

210222211051 is an equidigital number, since it uses as much as digits as its factorization.

210222211051 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 160, while the sum is 19.

Adding to 210222211051 its reverse (150112222012), we get a palindrome (360334433063).

The spelling of 210222211051 in words is "two hundred ten billion, two hundred twenty-two million, two hundred eleven thousand, fifty-one".