22012200011112 has 64 divisors (see below), whose sum is σ = 55806562690560. Its totient is φ = 7233928632000.

The previous prime is 22012200011077. The next prime is 22012200011147. The reversal of 22012200011112 is 21111000221022.

It is an interprime number because it is at equal distance from previous prime (22012200011077) and next prime (22012200011147).

It is a junction number, because it is equal to n+sod(n) for n = 22012200011091 and 22012200011100.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 178604503 + ... + 178727705.

It is an arithmetic number, because the mean of its divisors is an integer number (871977542040).

Almost surely, 2^{22012200011112} is an apocalyptic number.

It is an amenable number.

22012200011112 is an abundant number, since it is smaller than the sum of its proper divisors (33794362679448).

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

22012200011112 is a wasteful number, since it uses less digits than its factorization.

22012200011112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228134 (or 228130 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 22012200011112 its reverse (21111000221022), we get a palindrome (43123200232134).

The spelling of 22012200011112 in words is "twenty-two trillion, twelve billion, two hundred million, eleven thousand, one hundred twelve".