11142210 has 32 divisors (see below), whose sum is σ = 26946432. Its totient is φ = 2948480.

The previous prime is 11142181. The next prime is 11142211. The reversal of 11142210 is 1224111.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (11142211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2755 + ... + 5465.

It is an arithmetic number, because the mean of its divisors is an integer number (842076).

Almost surely, 2^11142210 is an apocalyptic number.

11142210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11142210 is an abundant number, since it is smaller than the sum of its proper divisors (15804222).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11142210 is a wasteful number, since it uses less digits than its factorization.

11142210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2858.

The product of its (nonzero) digits is 16, while the sum is 12.

The square root of 11142210 is about 3337.9949071261. The cubic root of 11142210 is about 223.3523089741.

Adding to 11142210 its reverse (1224111), we get a palindrome (12366321).

The spelling of 11142210 in words is "eleven million, one hundred forty-two thousand, two hundred ten".