122311112003 has 4 divisors (see below), whose sum is σ = 123572051400. Its totient is φ = 121050172608.

The previous prime is 122311111999. The next prime is 122311112023. The reversal of 122311112003 is 300211113221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 300211113221 = 14753 ⋅20349157.

It is a cyclic number.

It is not a de Polignac number, because 122311112003 - 2² = 122311111999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122311112023) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 630469553 + ... + 630469746.

It is an arithmetic number, because the mean of its divisors is an integer number (30893012850).

Almost surely, 2^122311112003 is an apocalyptic number.

122311112003 is a deficient number, since it is larger than the sum of its proper divisors (1260939397).

122311112003 is an equidigital number, since it uses as much as digits as its factorization.

122311112003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1260939396.

The product of its (nonzero) digits is 72, while the sum is 17.

Adding to 122311112003 its reverse (300211113221), we get a palindrome (422522225224).

The spelling of 122311112003 in words is "one hundred twenty-two billion, three hundred eleven million, one hundred twelve thousand, three".