1120200019 has 4 divisors (see below), whose sum is σ = 1139186520. Its totient is φ = 1101213520.

The previous prime is 1120200007. The next prime is 1120200031. The reversal of 1120200019 is 9100020211.

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

It is an interprime number because it is at equal distance from previous prime (1120200007) and next prime (1120200031).

It is a cyclic number.

It is not a de Polignac number, because 1120200019 - 2¹⁹ = 1119675731 is a prime.

It is a super-2 number, since 2×1120200019² = 2509696165135200722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1120199975 and 1120200011.

It is not an unprimeable number, because it can be changed into a prime (1120260019) 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, 9493162 + ... + 9493279.

It is an arithmetic number, because the mean of its divisors is an integer number (284796630).

Almost surely, 2^1120200019 is an apocalyptic number.

1120200019 is a deficient number, since it is larger than the sum of its proper divisors (18986501).

1120200019 is an equidigital number, since it uses as much as digits as its factorization.

1120200019 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18986500.

The product of its (nonzero) digits is 36, while the sum is 16.

The square root of 1120200019 is about 33469.3892833437. The cubic root of 1120200019 is about 1038.5606379688.

The spelling of 1120200019 in words is "one billion, one hundred twenty million, two hundred thousand, nineteen".