122121322123303 has 4 divisors (see below), whose sum is σ = 122940928312200. Its totient is φ = 121301715934408.

The previous prime is 122121322123301. The next prime is 122121322123343. The reversal of 122121322123303 is 303321223121221.

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

It is a cyclic number.

It is not a de Polignac number, because 122121322123303 - 2¹ = 122121322123301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122121322123301) 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, 409803094225 + ... + 409803094522.

It is an arithmetic number, because the mean of its divisors is an integer number (30735232078050).

Almost surely, 2^{122121322123303} is an apocalyptic number.

122121322123303 is a deficient number, since it is larger than the sum of its proper divisors (819606188897).

122121322123303 is an equidigital number, since it uses as much as digits as its factorization.

122121322123303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 819606188896.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 122121322123303 its reverse (303321223121221), we get a palindrome (425442545244524).

The spelling of 122121322123303 in words is "one hundred twenty-two trillion, one hundred twenty-one billion, three hundred twenty-two million, one hundred twenty-three thousand, three hundred three".