1112220210999 has 4 divisors (see below), whose sum is σ = 1482960281336. Its totient is φ = 741480140664.

The previous prime is 1112220210991. The next prime is 1112220211021. The reversal of 1112220210999 is 9990120222111.

It is a happy number.

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

It is not a de Polignac number, because 1112220210999 - 2³ = 1112220210991 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1112220210991) 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, 185370035164 + ... + 185370035169.

It is an arithmetic number, because the mean of its divisors is an integer number (370740070334).

Almost surely, 2^{1112220210999} is an apocalyptic number.

1112220210999 is a deficient number, since it is larger than the sum of its proper divisors (370740070337).

1112220210999 is an equidigital number, since it uses as much as digits as its factorization.

1112220210999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370740070336.

The product of its (nonzero) digits is 11664, while the sum is 39.

The spelling of 1112220210999 in words is "one trillion, one hundred twelve billion, two hundred twenty million, two hundred ten thousand, nine hundred ninety-nine".