111221113230099 has 24 divisors (see below), whose sum is σ = 162921497684400. Its totient is φ = 73101129184512.

The previous prime is 111221113230089. The next prime is 111221113230109. The reversal of 111221113230099 is 990032311122111.

111221113230099 is a `hidden beast` number, since 1 + 1 + 1 + 2 + 211 + 132 + 300 + 9 + 9 = 666.

111221113230099 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (111221113230089) and next prime (111221113230109).

It is not a de Polignac number, because 111221113230099 - 2¹⁷ = 111221113099027 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111221113230089) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 33798949 + ... + 36943350.

It is an arithmetic number, because the mean of its divisors is an integer number (6788395736850).

Almost surely, 2^{111221113230099} is an apocalyptic number.

111221113230099 is a deficient number, since it is larger than the sum of its proper divisors (51700384454301).

111221113230099 is a wasteful number, since it uses less digits than its factorization.

111221113230099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 70744771 (or 70744768 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 36.

The spelling of 111221113230099 in words is "one hundred eleven trillion, two hundred twenty-one billion, one hundred thirteen million, two hundred thirty thousand, ninety-nine".