22981250207 has 2 divisors, whose sum is σ = 22981250208. Its totient is φ = 22981250206.

The previous prime is 22981250203. The next prime is 22981250209. The reversal of 22981250207 is 70205218922.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22981250207 - 2² = 22981250203 is a prime.

It is a super-2 number, since 2×22981250207² (a number of 22 digits) contains 22 as substring.

Together with 22981250209, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22981250203) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11490625103 + 11490625104.

It is an arithmetic number, because the mean of its divisors is an integer number (11490625104).

Almost surely, 2^22981250207 is an apocalyptic number.

22981250207 is a deficient number, since it is larger than the sum of its proper divisors (1).

22981250207 is an equidigital number, since it uses as much as digits as its factorization.

22981250207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40320, while the sum is 38.

The spelling of 22981250207 in words is "twenty-two billion, nine hundred eighty-one million, two hundred fifty thousand, two hundred seven".