1222403124 has 24 divisors (see below), whose sum is σ = 2866758048. Its totient is φ = 405398560.

The previous prime is 1222403111. The next prime is 1222403131. The reversal of 1222403124 is 4213042221.

It is a self number, because there is not a number n which added to its sum of digits gives 1222403124.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 256182 + ... + 260909.

It is an arithmetic number, because the mean of its divisors is an integer number (119448252).

Almost surely, 2^1222403124 is an apocalyptic number.

It is an amenable number.

1222403124 is an abundant number, since it is smaller than the sum of its proper divisors (1644354924).

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

1222403124 is a wasteful number, since it uses less digits than its factorization.

1222403124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517295 (or 517293 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 1222403124 is about 34962.8820894388. The cubic root of 1222403124 is about 1069.2308572747.

Adding to 1222403124 its reverse (4213042221), we get a palindrome (5435445345).

The spelling of 1222403124 in words is "one billion, two hundred twenty-two million, four hundred three thousand, one hundred twenty-four".