11111522230 has 8 divisors (see below), whose sum is σ = 20000740032. Its totient is φ = 4444608888.

The previous prime is 11111522189. The next prime is 11111522287. The reversal of 11111522230 is 3222511111.

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

It is a junction number, because it is equal to n+sod(n) for n = 11111522198 and 11111522207.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 555576102 + ... + 555576121.

It is an arithmetic number, because the mean of its divisors is an integer number (2500092504).

Almost surely, 2^11111522230 is an apocalyptic number.

11111522230 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11111522230 is a deficient number, since it is larger than the sum of its proper divisors (8889217802).

11111522230 is a wasteful number, since it uses less digits than its factorization.

11111522230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1111152230.

The product of its (nonzero) digits is 120, while the sum is 19.

The spelling of 11111522230 in words is "eleven billion, one hundred eleven million, five hundred twenty-two thousand, two hundred thirty".