3122131220303 has 4 divisors (see below), whose sum is σ = 3122510265960. Its totient is φ = 3121752174648.

The previous prime is 3122131220287. The next prime is 3122131220311. The reversal of 3122131220303 is 3030221312213.

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 3122131220303 - 2⁴ = 3122131220287 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 (3122131220003) 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, 189510473 + ... + 189526946.

It is an arithmetic number, because the mean of its divisors is an integer number (780627566490).

Almost surely, 2^{3122131220303} is an apocalyptic number.

3122131220303 is a deficient number, since it is larger than the sum of its proper divisors (379045657).

3122131220303 is an equidigital number, since it uses as much as digits as its factorization.

3122131220303 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 379045656.

The product of its (nonzero) digits is 1296, while the sum is 23.

Adding to 3122131220303 its reverse (3030221312213), we get a palindrome (6152352532516).

The spelling of 3122131220303 in words is "three trillion, one hundred twenty-two billion, one hundred thirty-one million, two hundred twenty thousand, three hundred three".