10222725391 has 2 divisors, whose sum is σ = 10222725392. Its totient is φ = 10222725390.

The previous prime is 10222725389. The next prime is 10222725421. The reversal of 10222725391 is 19352722201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 10222725391 - 2¹ = 10222725389 is a prime.

It is a super-2 number, since 2×10222725391² (a number of 21 digits) contains 22 as substring.

Together with 10222725389, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10222725341) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5111362695 + 5111362696.

It is an arithmetic number, because the mean of its divisors is an integer number (5111362696).

Almost surely, 2^10222725391 is an apocalyptic number.

10222725391 is a deficient number, since it is larger than the sum of its proper divisors (1).

10222725391 is an equidigital number, since it uses as much as digits as its factorization.

10222725391 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 15120, while the sum is 34.

The spelling of 10222725391 in words is "ten billion, two hundred twenty-two million, seven hundred twenty-five thousand, three hundred ninety-one".