1322311111203 has 8 divisors (see below), whose sum is σ = 1775765521600. Its totient is φ = 875198720808.

The previous prime is 1322311111153. The next prime is 1322311111207. The reversal of 1322311111203 is 3021111132231.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1322311111203 - 2⁶ = 1322311111139 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1322311111203.

It is not an unprimeable number, because it can be changed into a prime (1322311111207) 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, 1585504513 + ... + 1585505346.

It is an arithmetic number, because the mean of its divisors is an integer number (221970690200).

Almost surely, 2^{1322311111203} is an apocalyptic number.

1322311111203 is a deficient number, since it is larger than the sum of its proper divisors (453454410397).

1322311111203 is a wasteful number, since it uses less digits than its factorization.

1322311111203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3171010001.

The product of its (nonzero) digits is 216, while the sum is 21.

Adding to 1322311111203 its reverse (3021111132231), we get a palindrome (4343422243434).

The spelling of 1322311111203 in words is "one trillion, three hundred twenty-two billion, three hundred eleven million, one hundred eleven thousand, two hundred three".