11301861199 has 4 divisors (see below), whose sum is σ = 11302089120. Its totient is φ = 11301633280.

The previous prime is 11301861163. The next prime is 11301861209. The reversal of 11301861199 is 99116810311.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 99116810311 = 1291 ⋅76775221.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-11301861199 is a prime.

It is a super-2 number, since 2×11301861199² (a number of 21 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11301861499) 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, 4594 + ... + 150415.

It is an arithmetic number, because the mean of its divisors is an integer number (2825522280).

Almost surely, 2^11301861199 is an apocalyptic number.

11301861199 is a deficient number, since it is larger than the sum of its proper divisors (227921).

11301861199 is an equidigital number, since it uses as much as digits as its factorization.

11301861199 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 227920.

The product of its (nonzero) digits is 11664, while the sum is 40.

The spelling of 11301861199 in words is "eleven billion, three hundred one million, eight hundred sixty-one thousand, one hundred ninety-nine".