1322421442503 has 16 divisors (see below), whose sum is σ = 2015137309440. Its totient is φ = 755662300416.

The previous prime is 1322421442487. The next prime is 1322421442543. The reversal of 1322421442503 is 3052441242231.

It is a happy number.

It is not a de Polignac number, because 1322421442503 - 2⁴ = 1322421442487 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1322421442543) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2700151 + ... + 3152087.

It is an arithmetic number, because the mean of its divisors is an integer number (125946081840).

Almost surely, 2^{1322421442503} is an apocalyptic number.

1322421442503 is a deficient number, since it is larger than the sum of its proper divisors (692715866937).

1322421442503 is a wasteful number, since it uses less digits than its factorization.

1322421442503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 591286.

The product of its (nonzero) digits is 46080, while the sum is 33.

Adding to 1322421442503 its reverse (3052441242231), we get a palindrome (4374862684734).

The spelling of 1322421442503 in words is "one trillion, three hundred twenty-two billion, four hundred twenty-one million, four hundred forty-two thousand, five hundred three".