111211022002009 has 8 divisors (see below), whose sum is σ = 111220666425792. Its totient is φ = 111201377967120.

The previous prime is 111211022002001. The next prime is 111211022002019. The reversal of 111211022002009 is 900200220112111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 111211022002009 - 2³ = 111211022002001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (111211022002001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 898228302 + ... + 898352104.

It is an arithmetic number, because the mean of its divisors is an integer number (13902583303224).

Almost surely, 2^{111211022002009} is an apocalyptic number.

It is an amenable number.

111211022002009 is a deficient number, since it is larger than the sum of its proper divisors (9644423783).

111211022002009 is a wasteful number, since it uses less digits than its factorization.

111211022002009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194447.

The product of its (nonzero) digits is 144, while the sum is 22.

The spelling of 111211022002009 in words is "one hundred eleven trillion, two hundred eleven billion, twenty-two million, two thousand, nine".