123340012222 has 16 divisors (see below), whose sum is σ = 211444531200. Its totient is φ = 52858877688.

The previous prime is 123340012217. The next prime is 123340012261. The reversal of 123340012222 is 222210043321.

It is a super-2 number, since 2×123340012222² (a number of 23 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 123340012193 and 123340012202.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1205223 + ... + 1303549.

It is an arithmetic number, because the mean of its divisors is an integer number (13215283200).

Almost surely, 2^123340012222 is an apocalyptic number.

123340012222 is a deficient number, since it is larger than the sum of its proper divisors (88104518978).

123340012222 is an equidigital number, since it uses as much as digits as its factorization.

123340012222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187935.

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 123340012222 its reverse (222210043321), we get a palindrome (345550055543).

The spelling of 123340012222 in words is "one hundred twenty-three billion, three hundred forty million, twelve thousand, two hundred twenty-two".