1122221222099 has 2 divisors, whose sum is σ = 1122221222100. Its totient is φ = 1122221222098.

The previous prime is 1122221221973. The next prime is 1122221222107. The reversal of 1122221222099 is 9902221222211.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1122221222099 - 2⁸ = 1122221221843 is a prime.

It is not a weakly prime, because it can be changed into another prime (1122221222699) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 561110611049 + 561110611050.

It is an arithmetic number, because the mean of its divisors is an integer number (561110611050).

Almost surely, 2^{1122221222099} is an apocalyptic number.

1122221222099 is a deficient number, since it is larger than the sum of its proper divisors (1).

1122221222099 is an equidigital number, since it uses as much as digits as its factorization.

1122221222099 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 1122221222099 in words is "one trillion, one hundred twenty-two billion, two hundred twenty-one million, two hundred twenty-two thousand, ninety-nine".