222232120002 has 24 divisors (see below), whose sum is σ = 481791489660. Its totient is φ = 74032979040.

The previous prime is 222232119983. The next prime is 222232120009. The reversal of 222232120002 is 200021232222.

222232120002 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 216010223361 + 6221896641 = 464769^2 + 78879^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (222232120009) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3668649 + ... + 3728732.

Almost surely, 2^222232120002 is an apocalyptic number.

222232120002 is an abundant number, since it is smaller than the sum of its proper divisors (259559369658).

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

222232120002 is a wasteful number, since it uses less digits than its factorization.

222232120002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7399058 (or 7399055 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

Adding to 222232120002 its reverse (200021232222), we get a palindrome (422253352224).

The spelling of 222232120002 in words is "two hundred twenty-two billion, two hundred thirty-two million, one hundred twenty thousand, two".