1322311003 has 16 divisors (see below), whose sum is σ = 1445955840. Its totient is φ = 1201913856.

The previous prime is 1322310989. The next prime is 1322311007. The reversal of 1322311003 is 3001132231.

It is not a de Polignac number, because 1322311003 - 2¹³ = 1322302811 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1322311007) 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, 295126 + ... + 299572.

It is an arithmetic number, because the mean of its divisors is an integer number (90372240).

Almost surely, 2^1322311003 is an apocalyptic number.

1322311003 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1322311003 is a deficient number, since it is larger than the sum of its proper divisors (123644837).

1322311003 is a wasteful number, since it uses less digits than its factorization.

1322311003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4806.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 1322311003 is about 36363.5944730441. The cubic root of 1322311003 is about 1097.6011091929.

Adding to 1322311003 its reverse (3001132231), we get a palindrome (4323443234).

The spelling of 1322311003 in words is "one billion, three hundred twenty-two million, three hundred eleven thousand, three".