11122201019 has 4 divisors (see below), whose sum is σ = 11707580040. Its totient is φ = 10536822000.

The previous prime is 11122201007. The next prime is 11122201021. The reversal of 11122201019 is 91010222111.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 91010222111 = 74797 ⋅1216763.

It is a cyclic number.

It is not a de Polignac number, because 11122201019 - 2⁴ = 11122201003 is a prime.

It is a super-2 number, since 2×11122201019² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11122201819) 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, 292689482 + ... + 292689519.

It is an arithmetic number, because the mean of its divisors is an integer number (2926895010).

Almost surely, 2^11122201019 is an apocalyptic number.

11122201019 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

11122201019 is a deficient number, since it is larger than the sum of its proper divisors (585379021).

11122201019 is an equidigital number, since it uses as much as digits as its factorization.

11122201019 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 585379020.

The product of its (nonzero) digits is 72, while the sum is 20.

The spelling of 11122201019 in words is "eleven billion, one hundred twenty-two million, two hundred one thousand, nineteen".