3121042322303 has 4 divisors (see below), whose sum is σ = 3123486366120. Its totient is φ = 3118598278488.

The previous prime is 3121042322269. The next prime is 3121042322317. The reversal of 3121042322303 is 3032232401213.

It is a happy number.

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 3121042322303 - 2¹⁶ = 3121042256767 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 (3121042322323) 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, 1222019993 + ... + 1222022546.

It is an arithmetic number, because the mean of its divisors is an integer number (780871591530).

Almost surely, 2^{3121042322303} is an apocalyptic number.

3121042322303 is a deficient number, since it is larger than the sum of its proper divisors (2444043817).

3121042322303 is a wasteful number, since it uses less digits than its factorization.

3121042322303 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2444043816.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 3121042322303 its reverse (3032232401213), we get a palindrome (6153274723516).

The spelling of 3121042322303 in words is "three trillion, one hundred twenty-one billion, forty-two million, three hundred twenty-two thousand, three hundred three".