22001111001112 has 16 divisors (see below), whose sum is σ = 41252755807800. Its totient is φ = 11000376119040.

The previous prime is 22001111001109. The next prime is 22001111001127. The reversal of 22001111001112 is 21110011110022.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 22001111001092 and 22001111001101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21900714 + ... + 22883257.

Almost surely, 2^{22001111001112} is an apocalyptic number.

It is an amenable number.

22001111001112 is a deficient number, since it is larger than the sum of its proper divisors (19251644806688).

22001111001112 is a wasteful number, since it uses less digits than its factorization.

22001111001112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44845386 (or 44845382 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 22001111001112 its reverse (21110011110022), we get a palindrome (43111122111134).

The spelling of 22001111001112 in words is "twenty-two trillion, one billion, one hundred eleven million, one thousand, one hundred twelve".