22012211101112 has 16 divisors (see below), whose sum is σ = 41770159620840. Its totient is φ = 10873501868896.

The previous prime is 22012211101033. The next prime is 22012211101117. The reversal of 22012211101112 is 21110111221022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22012211101117) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16575459503 + ... + 16575460830.

Almost surely, 2^{22012211101112} is an apocalyptic number.

It is an amenable number.

22012211101112 is a deficient number, since it is larger than the sum of its proper divisors (19757948519728).

22012211101112 is a wasteful number, since it uses less digits than its factorization.

22012211101112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33150920422 (or 33150920418 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 17.

Adding to 22012211101112 its reverse (21110111221022), we get a palindrome (43122322322134).

The spelling of 22012211101112 in words is "twenty-two trillion, twelve billion, two hundred eleven million, one hundred one thousand, one hundred twelve".