123003222112 has 12 divisors (see below), whose sum is σ = 242162593596. Its totient is φ = 61501611040.

The previous prime is 123003222079. The next prime is 123003222119. The reversal of 123003222112 is 211222300321.

It is a self number, because there is not a number n which added to its sum of digits gives 123003222112.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (123003222119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1921925314 + ... + 1921925377.

It is an arithmetic number, because the mean of its divisors is an integer number (20180216133).

Almost surely, 2^123003222112 is an apocalyptic number.

It is an amenable number.

123003222112 is a deficient number, since it is larger than the sum of its proper divisors (119159371484).

123003222112 is an equidigital number, since it uses as much as digits as its factorization.

123003222112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3843850701 (or 3843850693 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 19.

Adding to 123003222112 its reverse (211222300321), we get a palindrome (334225522433).

The spelling of 123003222112 in words is "one hundred twenty-three billion, three million, two hundred twenty-two thousand, one hundred twelve".