22222121120099 has 2 divisors, whose sum is σ = 22222121120100. Its totient is φ = 22222121120098.

The previous prime is 22222121120057. The next prime is 22222121120131. The reversal of 22222121120099 is 99002112122222.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 22222121120099 - 2⁴⁰ = 21122609492323 is a prime.

It is not a weakly prime, because it can be changed into another prime (22222121123099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11111060560049 + 11111060560050.

It is an arithmetic number, because the mean of its divisors is an integer number (11111060560050).

Almost surely, 2^{22222121120099} is an apocalyptic number.

22222121120099 is a deficient number, since it is larger than the sum of its proper divisors (1).

22222121120099 is an equidigital number, since it uses as much as digits as its factorization.

22222121120099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 10368, while the sum is 35.

The spelling of 22222121120099 in words is "twenty-two trillion, two hundred twenty-two billion, one hundred twenty-one million, one hundred twenty thousand, ninety-nine".