22320342091 has 2 divisors, whose sum is σ = 22320342092. Its totient is φ = 22320342090.

The previous prime is 22320342073. The next prime is 22320342119. The reversal of 22320342091 is 19024302322.

It is an a-pointer prime, because the next prime (22320342119) can be obtained adding 22320342091 to its sum of digits (28).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22320342091 - 2⁵ = 22320342059 is a prime.

It is a super-3 number, since 3×22320342091³ (a number of 32 digits) contains 333 as substring.

It is not a weakly prime, because it can be changed into another prime (22320342071) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11160171045 + 11160171046.

It is an arithmetic number, because the mean of its divisors is an integer number (11160171046).

Almost surely, 2^22320342091 is an apocalyptic number.

22320342091 is a deficient number, since it is larger than the sum of its proper divisors (1).

22320342091 is an equidigital number, since it uses as much as digits as its factorization.

22320342091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 28.

The spelling of 22320342091 in words is "twenty-two billion, three hundred twenty million, three hundred forty-two thousand, ninety-one".