222443111012 has 12 divisors (see below), whose sum is σ = 398769967596. Its totient is φ = 108508834560.

The previous prime is 222443110957. The next prime is 222443111017. The reversal of 222443111012 is 210111344222.

222443111012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 85915816996 + 136527294016 = 293114^2 + 369496^2 .

It is not an unprimeable number, because it can be changed into a prime (222443111017) 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, 678180053 + ... + 678180380.

It is an arithmetic number, because the mean of its divisors is an integer number (33230830633).

Almost surely, 2^222443111012 is an apocalyptic number.

It is an amenable number.

222443111012 is a deficient number, since it is larger than the sum of its proper divisors (176326856584).

222443111012 is a wasteful number, since it uses less digits than its factorization.

222443111012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1356360478 (or 1356360476 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 222443111012 its reverse (210111344222), we get a palindrome (432554455234).

The spelling of 222443111012 in words is "two hundred twenty-two billion, four hundred forty-three million, one hundred eleven thousand, twelve".