11172203371 has 8 divisors (see below), whose sum is σ = 12793321440. Its totient is φ = 9557357568.

The previous prime is 11172203363. The next prime is 11172203377. The reversal of 11172203371 is 17330227111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11172203371 - 2³ = 11172203363 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11172203377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1564246 + ... + 1571371.

It is an arithmetic number, because the mean of its divisors is an integer number (1599165180).

Almost surely, 2^11172203371 is an apocalyptic number.

11172203371 is a deficient number, since it is larger than the sum of its proper divisors (1621118069).

11172203371 is an equidigital number, since it uses as much as digits as its factorization.

11172203371 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3136133.

The product of its (nonzero) digits is 1764, while the sum is 28.

The spelling of 11172203371 in words is "eleven billion, one hundred seventy-two million, two hundred three thousand, three hundred seventy-one".