222443121010 has 32 divisors (see below), whose sum is σ = 444200760000. Its totient is φ = 79517415360.

The previous prime is 222443120987. The next prime is 222443121013. The reversal of 222443121010 is 10121344222.

222443121010 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is not an unprimeable number, because it can be changed into a prime (222443121013) by changing a digit.

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, 17130885 + ... + 17143864.

It is an arithmetic number, because the mean of its divisors is an integer number (13881273750).

Almost surely, 2^222443121010 is an apocalyptic number.

222443121010 is a deficient number, since it is larger than the sum of its proper divisors (221757638990).

222443121010 is a wasteful number, since it uses less digits than its factorization.

222443121010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34274826.

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 222443121010 its reverse (10121344222), we get a palindrome (232564465232).

The spelling of 222443121010 in words is "two hundred twenty-two billion, four hundred forty-three million, one hundred twenty-one thousand, ten".