22344121091 has 2 divisors, whose sum is σ = 22344121092. Its totient is φ = 22344121090.

The previous prime is 22344121073. The next prime is 22344121109. The reversal of 22344121091 is 19012144322.

Together with next prime (22344121109) it forms an Ormiston pair, because they use the same digits, order apart.

It is a balanced prime because it is at equal distance from previous prime (22344121073) and next prime (22344121109).

It is a cyclic number.

It is not a de Polignac number, because 22344121091 - 2¹⁰ = 22344120067 is a prime.

It is not a weakly prime, because it can be changed into another prime (22344121291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11172060545 + 11172060546.

It is an arithmetic number, because the mean of its divisors is an integer number (11172060546).

Almost surely, 2^22344121091 is an apocalyptic number.

22344121091 is a deficient number, since it is larger than the sum of its proper divisors (1).

22344121091 is an equidigital number, since it uses as much as digits as its factorization.

22344121091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3456, while the sum is 29.

The spelling of 22344121091 in words is "twenty-two billion, three hundred forty-four million, one hundred twenty-one thousand, ninety-one".