1011120199 has 4 divisors (see below), whose sum is σ = 1011709440. Its totient is φ = 1010530960.

The previous prime is 1011120197. The next prime is 1011120217. The reversal of 1011120199 is 9910211101.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9910211101 = 7 ⋅1415744443.

It is a cyclic number.

It is not a de Polignac number, because 1011120199 - 2¹ = 1011120197 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 (1011120197) 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, 292039 + ... + 295480.

It is an arithmetic number, because the mean of its divisors is an integer number (252927360).

Almost surely, 2^1011120199 is an apocalyptic number.

1011120199 is a deficient number, since it is larger than the sum of its proper divisors (589241).

1011120199 is an equidigital number, since it uses as much as digits as its factorization.

1011120199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 589240.

The product of its (nonzero) digits is 162, while the sum is 25.

The square root of 1011120199 is about 31798.1162806856. The cubic root of 1011120199 is about 1003.6930773897.

The spelling of 1011120199 in words is "one billion, eleven million, one hundred twenty thousand, one hundred ninety-nine".