111120012012222 has 12 divisors (see below), whose sum is σ = 240760026026520. Its totient is φ = 37040004004068.

The previous prime is 111120012012221. The next prime is 111120012012257. The reversal of 111120012012222 is 222210210021111.

111120012012222 is a `hidden beast` number, since 1 + 111 + 200 + 120 + 12 + 222 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18), and also a Moran number because the ratio is a prime number: 6173334000679 = 111120012012222 / (1 + 1 + 1 + 1 + 2 + 0 + 0 + 1 + 2 + 0 + 1 + 2 + 2 + 2 + 2).

It is a junction number, because it is equal to n+sod(n) for n = 111120012012195 and 111120012012204.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (111120012012221) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3086667000322 + ... + 3086667000357.

It is an arithmetic number, because the mean of its divisors is an integer number (20063335502210).

Almost surely, 2^{111120012012222} is an apocalyptic number.

111120012012222 is an abundant number, since it is smaller than the sum of its proper divisors (129640014014298).

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

111120012012222 is a wasteful number, since it uses less digits than its factorization.

111120012012222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6173334000687 (or 6173334000684 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 18.

Adding to 111120012012222 its reverse (222210210021111), we get a palindrome (333330222033333).

The spelling of 111120012012222 in words is "one hundred eleven trillion, one hundred twenty billion, twelve million, twelve thousand, two hundred twenty-two".