22121201107 has 2 divisors, whose sum is σ = 22121201108. Its totient is φ = 22121201106.

The previous prime is 22121201099. The next prime is 22121201191. The reversal of 22121201107 is 70110212122.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 22121201107 - 2³ = 22121201099 is a prime.

It is not a weakly prime, because it can be changed into another prime (22121202107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11060600553 + 11060600554.

It is an arithmetic number, because the mean of its divisors is an integer number (11060600554).

Almost surely, 2^22121201107 is an apocalyptic number.

22121201107 is a deficient number, since it is larger than the sum of its proper divisors (1).

22121201107 is an equidigital number, since it uses as much as digits as its factorization.

22121201107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 112, while the sum is 19.

Adding to 22121201107 its reverse (70110212122), we get a palindrome (92231413229).

The spelling of 22121201107 in words is "twenty-two billion, one hundred twenty-one million, two hundred one thousand, one hundred seven".