1322120331203 has 16 divisors (see below), whose sum is σ = 1576780078080. Its totient is φ = 1083912562656.

The previous prime is 1322120331197. The next prime is 1322120331271. The reversal of 1322120331203 is 3021330212231.

It is not a de Polignac number, because 1322120331203 - 2⁴ = 1322120331187 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1322120331293) 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, 2709626 + ... + 3160112.

It is an arithmetic number, because the mean of its divisors is an integer number (98548754880).

Almost surely, 2^{1322120331203} is an apocalyptic number.

1322120331203 is a deficient number, since it is larger than the sum of its proper divisors (254659746877).

1322120331203 is a wasteful number, since it uses less digits than its factorization.

1322120331203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 468746.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 1322120331203 its reverse (3021330212231), we get a palindrome (4343450543434).

The spelling of 1322120331203 in words is "one trillion, three hundred twenty-two billion, one hundred twenty million, three hundred thirty-one thousand, two hundred three".