1222312124 has 48 divisors (see below), whose sum is σ = 2371299840. Its totient is φ = 546671040.

The previous prime is 1222312103. The next prime is 1222312139. The reversal of 1222312124 is 4212132221.

It is a super-3 number, since 3×1222312124³ (a number of 28 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1222312096 and 1222312105.

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 15 ways as a sum of consecutive naturals, for example, 783257 + ... + 784815.

It is an arithmetic number, because the mean of its divisors is an integer number (49402080).

Almost surely, 2^1222312124 is an apocalyptic number.

It is an amenable number.

1222312124 is a deficient number, since it is larger than the sum of its proper divisors (1148987716).

1222312124 is a wasteful number, since it uses less digits than its factorization.

1222312124 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1850 (or 1848 counting only the distinct ones).

The product of its digits is 384, while the sum is 20.

The square root of 1222312124 is about 34961.5806850892. The cubic root of 1222312124 is about 1069.2043241776.

Adding to 1222312124 its reverse (4212132221), we get a palindrome (5434444345).

The spelling of 1222312124 in words is "one billion, two hundred twenty-two million, three hundred twelve thousand, one hundred twenty-four".