22111000000100 has 72 divisors (see below), whose sum is σ = 52345650663936. Its totient is φ = 8039920720000.

The previous prime is 22111000000079. The next prime is 22111000000121. The reversal of 22111000000100 is 100000011122.

It is an interprime number because it is at equal distance from previous prime (22111000000079) and next prime (22111000000121).

It is a super-3 number, since 3×22111000000100³ (a number of 41 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19762685 + ... + 20851515.

It is an arithmetic number, because the mean of its divisors is an integer number (727022925888).

Almost surely, 2^{22111000000100} is an apocalyptic number.

22111000000100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

22111000000100 is an abundant number, since it is smaller than the sum of its proper divisors (30234650663836).

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

22111000000100 is a wasteful number, since it uses less digits than its factorization.

22111000000100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1107317 (or 1107310 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 22111000000100 its reverse (100000011122), we get a palindrome (22211000011222).

The spelling of 22111000000100 in words is "twenty-two trillion, one hundred eleven billion, one hundred", and thus it is an aban number.