22799933381 has 2 divisors, whose sum is σ = 22799933382. Its totient is φ = 22799933380.

The previous prime is 22799933357. The next prime is 22799933399. The reversal of 22799933381 is 18333999722.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22591593025 + 208340356 = 150305^2 + 14434^2 .

It is a cyclic number.

It is not a de Polignac number, because 22799933381 - 2²² = 22795739077 is a prime.

It is a super-2 number, since 2×22799933381² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22799933311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11399966690 + 11399966691.

It is an arithmetic number, because the mean of its divisors is an integer number (11399966691).

Almost surely, 2^22799933381 is an apocalyptic number.

It is an amenable number.

22799933381 is a deficient number, since it is larger than the sum of its proper divisors (1).

22799933381 is an equidigital number, since it uses as much as digits as its factorization.

22799933381 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4408992, while the sum is 56.

The spelling of 22799933381 in words is "twenty-two billion, seven hundred ninety-nine million, nine hundred thirty-three thousand, three hundred eighty-one".