1111100000022 has 24 divisors (see below), whose sum is σ = 2411784421176. Its totient is φ = 369689576256.

The previous prime is 1111100000009. The next prime is 1111100000029. The reversal of 1111100000022 is 2200000011111.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a zygodrome in base 10.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1111100000029) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56414083 + ... + 56433774.

It is an arithmetic number, because the mean of its divisors is an integer number (100491017549).

Almost surely, 2^{1111100000022} is an apocalyptic number.

1111100000022 is an abundant number, since it is smaller than the sum of its proper divisors (1300684421154).

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

1111100000022 is a wasteful number, since it uses less digits than its factorization.

1111100000022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 112848412 (or 112848409 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 1111100000022 its reverse (2200000011111), we get a palindrome (3311100011133).

The spelling of 1111100000022 in words is "one trillion, one hundred eleven billion, one hundred million, twenty-two", and thus it is an aban number.