22011190 has 8 divisors (see below), whose sum is σ = 39620160. Its totient is φ = 8804472.

The previous prime is 22011163. The next prime is 22011211. The reversal of 22011190 is 9111022.

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

It is a super-2 number, since 2×22011190² = 968984970432200, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1100550 + ... + 1100569.

It is an arithmetic number, because the mean of its divisors is an integer number (4952520).

Almost surely, 2^22011190 is an apocalyptic number.

22011190 is a deficient number, since it is larger than the sum of its proper divisors (17608970).

22011190 is a wasteful number, since it uses less digits than its factorization.

22011190 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2201126.

The product of its (nonzero) digits is 36, while the sum is 16.

The square root of 22011190 is about 4691.6084661873. The cubic root of 22011190 is about 280.2514323164.

It can be divided in two parts, 22011 and 190, that added together give a square (22201 = 149²).

The spelling of 22011190 in words is "twenty-two million, eleven thousand, one hundred ninety".