11122270 has 16 divisors (see below), whose sum is σ = 20100960. Its totient is φ = 4430944.

The previous prime is 11122259. The next prime is 11122289. The reversal of 11122270 is 7222111.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 516 + ... + 4744.

It is an arithmetic number, because the mean of its divisors is an integer number (1256310).

Almost surely, 2^11122270 is an apocalyptic number.

11122270 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11122270 is a deficient number, since it is larger than the sum of its proper divisors (8978690).

11122270 is a wasteful number, since it uses less digits than its factorization.

11122270 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4499.

The product of its (nonzero) digits is 56, while the sum is 16.

The square root of 11122270 is about 3335.0067466199. The cubic root of 11122270 is about 223.2189929796.

Adding to 11122270 its reverse (7222111), we get a palindrome (18344381).

The spelling of 11122270 in words is "eleven million, one hundred twenty-two thousand, two hundred seventy".