22121112119 has 2 divisors, whose sum is σ = 22121112120. Its totient is φ = 22121112118.

The previous prime is 22121112107. The next prime is 22121112133. The reversal of 22121112119 is 91121112122.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22121112119 - 2²⁰ = 22120063543 is a prime.

It is a super-2 number, since 2×22121112119² (a number of 21 digits) contains 22 as substring.

It is a Sophie Germain prime.

It is a junction number, because it is equal to n+sod(n) for n = 22121112094 and 22121112103.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (22121112179) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11060556059 + 11060556060.

It is an arithmetic number, because the mean of its divisors is an integer number (11060556060).

Almost surely, 2^22121112119 is an apocalyptic number.

22121112119 is a deficient number, since it is larger than the sum of its proper divisors (1).

22121112119 is an equidigital number, since it uses as much as digits as its factorization.

22121112119 is an evil number, because the sum of its binary digits is even.

The product of its digits is 144, while the sum is 23.

The spelling of 22121112119 in words is "twenty-two billion, one hundred twenty-one million, one hundred twelve thousand, one hundred nineteen".