11051222 has 32 divisors (see below), whose sum is σ = 20913984. Its totient is φ = 4262400.

The previous prime is 11051213. The next prime is 11051239. The reversal of 11051222 is 22215011.

It is a Harshad number since it is a multiple of its sum of digits (14).

It is a junction number, because it is equal to n+sod(n) for n = 11051197 and 11051206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6722 + ... + 8202.

It is an arithmetic number, because the mean of its divisors is an integer number (653562).

Almost surely, 2^11051222 is an apocalyptic number.

11051222 is a deficient number, since it is larger than the sum of its proper divisors (9862762).

11051222 is a wasteful number, since it uses less digits than its factorization.

11051222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1544.

The product of its (nonzero) digits is 40, while the sum is 14.

The square root of 11051222 is about 3324.3378288014. The cubic root of 11051222 is about 222.7426767683.

Adding to 11051222 its reverse (22215011), we get a palindrome (33266233).

The spelling of 11051222 in words is "eleven million, fifty-one thousand, two hundred twenty-two".