122123111333 has 4 divisors (see below), whose sum is σ = 122126505228. Its totient is φ = 122119717440.

The previous prime is 122123111329. The next prime is 122123111381. The reversal of 122123111333 is 333111321221.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 104201131204 + 17921980129 = 322802^2 + 133873^2 .

It is a cyclic number.

It is not a de Polignac number, because 122123111333 - 2² = 122123111329 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 122123111299 and 122123111308.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122123111233) 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, 1642388 + ... + 1715133.

It is an arithmetic number, because the mean of its divisors is an integer number (30531626307).

Almost surely, 2^122123111333 is an apocalyptic number.

It is an amenable number.

122123111333 is a deficient number, since it is larger than the sum of its proper divisors (3393895).

122123111333 is an equidigital number, since it uses as much as digits as its factorization.

122123111333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3393894.

The product of its digits is 648, while the sum is 23.

Adding to 122123111333 its reverse (333111321221), we get a palindrome (455234432554).

The spelling of 122123111333 in words is "one hundred twenty-two billion, one hundred twenty-three million, one hundred eleven thousand, three hundred thirty-three".