222003210123 has 12 divisors (see below), whose sum is σ = 320704731360. Its totient is φ = 147986711856.

The previous prime is 222003210119. The next prime is 222003210131. The reversal of 222003210123 is 321012300222.

222003210123 is a `hidden beast` number, since 2 + 220 + 0 + 321 + 0 + 123 = 666.

222003210123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 222003210123 - 2² = 222003210119 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 222003210096 and 222003210105.

It is not an unprimeable number, because it can be changed into a prime (222003214123) 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 11 ways as a sum of consecutive naturals, for example, 1194211 + ... + 1367532.

It is an arithmetic number, because the mean of its divisors is an integer number (26725394280).

Almost surely, 2^222003210123 is an apocalyptic number.

222003210123 is a deficient number, since it is larger than the sum of its proper divisors (98701521237).

222003210123 is a wasteful number, since it uses less digits than its factorization.

222003210123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2571378 (or 2571375 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 222003210123 its reverse (321012300222), we get a palindrome (543015510345).

Subtracting 222003210123 from its reverse (321012300222), we obtain a palindrome (99009090099).

It can be divided in two parts, 22200 and 3210123, that added together give a palindrome (3232323).

The spelling of 222003210123 in words is "two hundred twenty-two billion, three million, two hundred ten thousand, one hundred twenty-three".