1224400103422 has 4 divisors (see below), whose sum is σ = 1836600155136. Its totient is φ = 612200051710.

The previous prime is 1224400103413. The next prime is 1224400103429. The reversal of 1224400103422 is 2243010044221.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×1224400103422² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1224400103429) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 306100025854 + ... + 306100025857.

It is an arithmetic number, because the mean of its divisors is an integer number (459150038784).

Almost surely, 2^{1224400103422} is an apocalyptic number.

1224400103422 is a deficient number, since it is larger than the sum of its proper divisors (612200051714).

1224400103422 is an equidigital number, since it uses as much as digits as its factorization.

1224400103422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 612200051713.

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 1224400103422 its reverse (2243010044221), we get a palindrome (3467410147643).

The spelling of 1224400103422 in words is "one trillion, two hundred twenty-four billion, four hundred million, one hundred three thousand, four hundred twenty-two".