3122001131 has 4 divisors (see below), whose sum is σ = 3286317000. Its totient is φ = 2957685264.

The previous prime is 3122001121. The next prime is 3122001161. The reversal of 3122001131 is 1311002213.

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 3122001131 - 2¹⁸ = 3121738987 is a prime.

It is a super-2 number, since 2×3122001131² = 19493782123930558322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3122001121) 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, 82157906 + ... + 82157943.

It is an arithmetic number, because the mean of its divisors is an integer number (821579250).

Almost surely, 2^3122001131 is an apocalyptic number.

3122001131 is a deficient number, since it is larger than the sum of its proper divisors (164315869).

3122001131 is a wasteful number, since it uses less digits than its factorization.

3122001131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 164315868.

The product of its (nonzero) digits is 36, while the sum is 14.

The square root of 3122001131 is about 55874.8702996258. The cubic root of 3122001131 is about 1461.5410529684.

Adding to 3122001131 its reverse (1311002213), we get a palindrome (4433003344).

The spelling of 3122001131 in words is "three billion, one hundred twenty-two million, one thousand, one hundred thirty-one".