22201487933 has 2 divisors, whose sum is σ = 22201487934. Its totient is φ = 22201487932.

The previous prime is 22201487873. The next prime is 22201487953. The reversal of 22201487933 is 33978410222.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19887204484 + 2314283449 = 141022^2 + 48107^2 .

It is a cyclic number.

It is not a de Polignac number, because 22201487933 - 2³² = 17906520637 is a prime.

It is a super-2 number, since 2×22201487933² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22201487953) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11100743966 + 11100743967.

It is an arithmetic number, because the mean of its divisors is an integer number (11100743967).

Almost surely, 2^22201487933 is an apocalyptic number.

It is an amenable number.

22201487933 is a deficient number, since it is larger than the sum of its proper divisors (1).

22201487933 is an equidigital number, since it uses as much as digits as its factorization.

22201487933 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 145152, while the sum is 41.

The spelling of 22201487933 in words is "twenty-two billion, two hundred one million, four hundred eighty-seven thousand, nine hundred thirty-three".