111133121000022 has 48 divisors (see below), whose sum is σ = 278129949890832. Its totient is φ = 31695720783360.

The previous prime is 111133120999981. The next prime is 111133121000023. The reversal of 111133121000022 is 220000121331111.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 111133120999959 and 111133121000004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111133121000023) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 16508184543 + ... + 16508191274.

It is an arithmetic number, because the mean of its divisors is an integer number (5794373956059).

Almost surely, 2^{111133121000022} is an apocalyptic number.

111133121000022 is an abundant number, since it is smaller than the sum of its proper divisors (166996828890810).

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

111133121000022 is a wasteful number, since it uses less digits than its factorization.

111133121000022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33016375853 (or 33016375850 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 111133121000022 its reverse (220000121331111), we get a palindrome (331133242331133).

The spelling of 111133121000022 in words is "one hundred eleven trillion, one hundred thirty-three billion, one hundred twenty-one million, twenty-two", and thus it is an aban number.