11100000021222 has 48 divisors (see below), whose sum is σ = 25828438800960. Its totient is φ = 3170943618192.

The previous prime is 11100000021193. The next prime is 11100000021239. The reversal of 11100000021222 is 22212000000111.

It is a super-2 number, since 2×11100000021222² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11100000021198 and 11100000021207.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 958572 + ... + 4808207.

It is an arithmetic number, because the mean of its divisors is an integer number (538092475020).

Almost surely, 2^{11100000021222} is an apocalyptic number.

11100000021222 is an abundant number, since it is smaller than the sum of its proper divisors (14728438779738).

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

11100000021222 is a wasteful number, since it uses less digits than its factorization.

11100000021222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5773345 (or 5773338 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 11100000021222 its reverse (22212000000111), we get a palindrome (33312000021333).

The spelling of 11100000021222 in words is "eleven trillion, one hundred billion, twenty-one thousand, two hundred twenty-two".