122231011233 has 4 divisors (see below), whose sum is σ = 162974681648. Its totient is φ = 81487340820.

The previous prime is 122231011181. The next prime is 122231011247. The reversal of 122231011233 is 332110132221.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a de Polignac number, because none of the positive numbers 2^k-122231011233 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (122231011283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20371835203 + ... + 20371835208.

It is an arithmetic number, because the mean of its divisors is an integer number (40743670412).

Almost surely, 2^122231011233 is an apocalyptic number.

It is an amenable number.

122231011233 is a deficient number, since it is larger than the sum of its proper divisors (40743670415).

122231011233 is an equidigital number, since it uses as much as digits as its factorization.

122231011233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40743670414.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 122231011233 its reverse (332110132221), we get a palindrome (454341143454).

The spelling of 122231011233 in words is "one hundred twenty-two billion, two hundred thirty-one million, eleven thousand, two hundred thirty-three".