111222133330 has 64 divisors (see below), whose sum is σ = 251932695552. Its totient is φ = 34342626240.

The previous prime is 111222133261. The next prime is 111222133357. The reversal of 111222133330 is 33331222111.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 592584 + ... + 757363.

It is an arithmetic number, because the mean of its divisors is an integer number (3936448368).

Almost surely, 2^111222133330 is an apocalyptic number.

111222133330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

111222133330 is an abundant number, since it is smaller than the sum of its proper divisors (140710562222).

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

111222133330 is a wasteful number, since it uses less digits than its factorization.

111222133330 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1350079.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 111222133330 its reverse (33331222111), we get a palindrome (144553355441).

The spelling of 111222133330 in words is "one hundred eleven billion, two hundred twenty-two million, one hundred thirty-three thousand, three hundred thirty".