1422321331403 has 8 divisors (see below), whose sum is σ = 1658683768800. Its totient is φ = 1219132569480.

The previous prime is 1422321331351. The next prime is 1422321331411. The reversal of 1422321331403 is 3041331232241.

It is not a de Polignac number, because 1422321331403 - 2¹⁰ = 1422321330379 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1422321331423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2073354368 + ... + 2073355053.

It is an arithmetic number, because the mean of its divisors is an integer number (207335471100).

Almost surely, 2^{1422321331403} is an apocalyptic number.

1422321331403 is a deficient number, since it is larger than the sum of its proper divisors (236362437397).

1422321331403 is an frugal number, since it uses more digits than its factorization.

1422321331403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4146709442 (or 4146709428 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 29.

Adding to 1422321331403 its reverse (3041331232241), we get a palindrome (4463652563644).

The spelling of 1422321331403 in words is "one trillion, four hundred twenty-two billion, three hundred twenty-one million, three hundred thirty-one thousand, four hundred three".