222012111121112 has 16 divisors (see below), whose sum is σ = 448293685917840. Its totient is φ = 102467128209696.

The previous prime is 222012111121093. The next prime is 222012111121139. The reversal of 222012111121112 is 211121111210222.

It is a happy number.

222012111121112 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 1067365918748 + ... + 1067365918955.

It is an arithmetic number, because the mean of its divisors is an integer number (28018355369865).

Almost surely, 2^{222012111121112} is an apocalyptic number.

It is an amenable number.

222012111121112 is an abundant number, since it is smaller than the sum of its proper divisors (226281574796728).

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

222012111121112 is a wasteful number, since it uses less digits than its factorization.

222012111121112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2134731837722 (or 2134731837718 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 20.

Adding to 222012111121112 its reverse (211121111210222), we get a palindrome (433133222331334).

The spelling of 222012111121112 in words is "two hundred twenty-two trillion, twelve billion, one hundred eleven million, one hundred twenty-one thousand, one hundred twelve".