111002221222099 has 2 divisors, whose sum is σ = 111002221222100. Its totient is φ = 111002221222098.

The previous prime is 111002221222091. The next prime is 111002221222163. The reversal of 111002221222099 is 990222122200111.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 111002221222099 - 2³ = 111002221222091 is a prime.

It is a super-2 number, since 2×111002221222099² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (111002221222091) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55501110611049 + 55501110611050.

It is an arithmetic number, because the mean of its divisors is an integer number (55501110611050).

Almost surely, 2^{111002221222099} is an apocalyptic number.

111002221222099 is a deficient number, since it is larger than the sum of its proper divisors (1).

111002221222099 is an equidigital number, since it uses as much as digits as its factorization.

111002221222099 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 34.

It can be divided in two parts, 11100222 and 1222099, that added together give a palindrome (12322321).

The spelling of 111002221222099 in words is "one hundred eleven trillion, two billion, two hundred twenty-one million, two hundred twenty-two thousand, ninety-nine".