11122200019 has 4 divisors (see below), whose sum is σ = 12711085744. Its totient is φ = 9533314296.

The previous prime is 11122200017. The next prime is 11122200029. The reversal of 11122200019 is 91000222111.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 91000222111 = 787 ⋅115629253.

It is a cyclic number.

It is not a de Polignac number, because 11122200019 - 2¹ = 11122200017 is a prime.

It is a super-2 number, since 2×11122200019² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11122199969 and 11122200005.

It is not an unprimeable number, because it can be changed into a prime (11122200017) 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, 794442852 + ... + 794442865.

It is an arithmetic number, because the mean of its divisors is an integer number (3177771436).

Almost surely, 2^11122200019 is an apocalyptic number.

11122200019 is a deficient number, since it is larger than the sum of its proper divisors (1588885725).

11122200019 is an equidigital number, since it uses as much as digits as its factorization.

11122200019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1588885724.

The product of its (nonzero) digits is 72, while the sum is 19.

The spelling of 11122200019 in words is "eleven billion, one hundred twenty-two million, two hundred thousand, nineteen".