11949222203 has 4 divisors (see below), whose sum is σ = 11950097040. Its totient is φ = 11948347368.

The previous prime is 11949222199. The next prime is 11949222221. The reversal of 11949222203 is 30222294911.

11949222203 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a cyclic number.

It is not a de Polignac number, because 11949222203 - 2² = 11949222199 is a prime.

It is a super-2 number, since 2×11949222203² (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 (11949225203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 416600 + ... + 444357.

It is an arithmetic number, because the mean of its divisors is an integer number (2987524260).

Almost surely, 2^11949222203 is an apocalyptic number.

11949222203 is a deficient number, since it is larger than the sum of its proper divisors (874837).

11949222203 is an equidigital number, since it uses as much as digits as its factorization.

11949222203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 874836.

The product of its (nonzero) digits is 15552, while the sum is 35.

The spelling of 11949222203 in words is "eleven billion, nine hundred forty-nine million, two hundred twenty-two thousand, two hundred three".