111012012222099 has 4 divisors (see below), whose sum is σ = 148016016296136. Its totient is φ = 74008008148064.

The previous prime is 111012012222071. The next prime is 111012012222101. The reversal of 111012012222099 is 990222210210111.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-111012012222099 is a prime.

It is not an unprimeable number, because it can be changed into a prime (111012012222029) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18502002037014 + ... + 18502002037019.

It is an arithmetic number, because the mean of its divisors is an integer number (37004004074034).

Almost surely, 2^{111012012222099} is an apocalyptic number.

111012012222099 is a deficient number, since it is larger than the sum of its proper divisors (37004004074037).

111012012222099 is an equidigital number, since it uses as much as digits as its factorization.

111012012222099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37004004074036.

The product of its (nonzero) digits is 2592, while the sum is 33.

The spelling of 111012012222099 in words is "one hundred eleven trillion, twelve billion, twelve million, two hundred twenty-two thousand, ninety-nine".