1222101220099 has 2 divisors, whose sum is σ = 1222101220100. Its totient is φ = 1222101220098.

The previous prime is 1222101220051. The next prime is 1222101220117. The reversal of 1222101220099 is 9900221012221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1222101220099 - 2⁷ = 1222101219971 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1222101220099.

It is not a weakly prime, because it can be changed into another prime (1222101223099) 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, 611050610049 + 611050610050.

It is an arithmetic number, because the mean of its divisors is an integer number (611050610050).

Almost surely, 2^{1222101220099} is an apocalyptic number.

1222101220099 is a deficient number, since it is larger than the sum of its proper divisors (1).

1222101220099 is an equidigital number, since it uses as much as digits as its factorization.

1222101220099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2592, while the sum is 31.

The spelling of 1222101220099 in words is "one trillion, two hundred twenty-two billion, one hundred one million, two hundred twenty thousand, ninety-nine".