11401222 has 24 divisors (see below), whose sum is σ = 20011104. Its totient is φ = 4857552.

The previous prime is 11401207. The next prime is 11401231. The reversal of 11401222 is 22210411.

It is a happy number.

11401222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 30883 + ... + 31249.

It is an arithmetic number, because the mean of its divisors is an integer number (833796).

Almost surely, 2^11401222 is an apocalyptic number.

11401222 is a deficient number, since it is larger than the sum of its proper divisors (8609882).

11401222 is a wasteful number, since it uses less digits than its factorization.

11401222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 700 (or 693 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 13.

The square root of 11401222 is about 3376.5695609598. The cubic root of 11401222 is about 225.0697528591.

Adding to 11401222 its reverse (22210411), we get a palindrome (33611633).

The spelling of 11401222 in words is "eleven million, four hundred one thousand, two hundred twenty-two".