111133001222 has 16 divisors (see below), whose sum is σ = 176529983472. Its totient is φ = 52290585600.

The previous prime is 111133001209. The next prime is 111133001261. The reversal of 111133001222 is 222100331111.

It is a Harshad number since it is a multiple of its sum of digits (17).

It is a self number, because there is not a number n which added to its sum of digits gives 111133001222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 23222 + ... + 472022.

It is an arithmetic number, because the mean of its divisors is an integer number (11033123967).

Almost surely, 2^111133001222 is an apocalyptic number.

111133001222 is a deficient number, since it is larger than the sum of its proper divisors (65396982250).

111133001222 is a wasteful number, since it uses less digits than its factorization.

111133001222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456103.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 111133001222 its reverse (222100331111), we get a palindrome (333233332333).

The spelling of 111133001222 in words is "one hundred eleven billion, one hundred thirty-three million, one thousand, two hundred twenty-two".