10211022251 has 2 divisors, whose sum is σ = 10211022252. Its totient is φ = 10211022250.

The previous prime is 10211022221. The next prime is 10211022253. The reversal of 10211022251 is 15222011201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 10211022251 - 2²² = 10206827947 is a prime.

Together with 10211022253, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (10211022253) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5105511125 + 5105511126.

It is an arithmetic number, because the mean of its divisors is an integer number (5105511126).

Almost surely, 2^10211022251 is an apocalyptic number.

10211022251 is a deficient number, since it is larger than the sum of its proper divisors (1).

10211022251 is an equidigital number, since it uses as much as digits as its factorization.

10211022251 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 17.

Adding to 10211022251 its reverse (15222011201), we get a palindrome (25433033452).

The spelling of 10211022251 in words is "ten billion, two hundred eleven million, twenty-two thousand, two hundred fifty-one".