11111111000022 has 32 divisors (see below), whose sum is σ = 24699828234240. Its totient is φ = 3303474967520.

The previous prime is 11111110999999. The next prime is 11111111000047. The reversal of 11111111000022 is 22000011111111.

It is a zygodrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 11111110999971 and 11111111000007.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1588205622 + ... + 1588212617.

It is an arithmetic number, because the mean of its divisors is an integer number (771869632320).

Almost surely, 2^{11111111000022} is an apocalyptic number.

11111111000022 is an abundant number, since it is smaller than the sum of its proper divisors (13588717234218).

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

11111111000022 is a wasteful number, since it uses less digits than its factorization.

11111111000022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3176418308.

The product of its (nonzero) digits is 4, while the sum is 12.

Adding to 11111111000022 its reverse (22000011111111), we get a palindrome (33111122111133).

The spelling of 11111111000022 in words is "eleven trillion, one hundred eleven billion, one hundred eleven million, twenty-two", and thus it is an aban number.