222201002122 has 32 divisors (see below), whose sum is σ = 379046988288. Its totient is φ = 96774600000.

The previous prime is 222201002071. The next prime is 222201002129. The reversal of 222201002122 is 221200102222.

222201002122 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 222201002096 and 222201002105.

It is not an unprimeable number, because it can be changed into a prime (222201002129) 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, 1544029 + ... + 1681792.

It is an arithmetic number, because the mean of its divisors is an integer number (11845218384).

Almost surely, 2^222201002122 is an apocalyptic number.

222201002122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

222201002122 is a deficient number, since it is larger than the sum of its proper divisors (156845986166).

222201002122 is a wasteful number, since it uses less digits than its factorization.

222201002122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3225966.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 222201002122 its reverse (221200102222), we get a palindrome (443401104344).

It can be divided in two parts, 22220100 and 2122, that added together give a palindrome (22222222).

The spelling of 222201002122 in words is "two hundred twenty-two billion, two hundred one million, two thousand, one hundred twenty-two".