111220012220099 has 4 divisors (see below), whose sum is σ = 111229602644064. Its totient is φ = 111210421796136.

The previous prime is 111220012220087. The next prime is 111220012220137. The reversal of 111220012220099 is 990022210022111.

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-111220012220099 is a prime.

It is a super-2 number, since 2×111220012220099² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111220012220899) 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, 4795194587 + ... + 4795217780.

It is an arithmetic number, because the mean of its divisors is an integer number (27807400661016).

Almost surely, 2^{111220012220099} is an apocalyptic number.

111220012220099 is a deficient number, since it is larger than the sum of its proper divisors (9590423965).

111220012220099 is an equidigital number, since it uses as much as digits as its factorization.

111220012220099 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9590423964.

The product of its (nonzero) digits is 2592, while the sum is 32.

The spelling of 111220012220099 in words is "one hundred eleven trillion, two hundred twenty billion, twelve million, two hundred twenty thousand, ninety-nine".