3122213231 has 8 divisors (see below), whose sum is σ = 3135620544. Its totient is φ = 3108833280.

The previous prime is 3122213207. The next prime is 3122213239. The reversal of 3122213231 is 1323122213.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 3122213231 - 2¹⁰ = 3122212207 is a prime.

It is a super-2 number, since 2×3122213231² = 19496430919662918722, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3122213239) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 240671 + ... + 253311.

It is an arithmetic number, because the mean of its divisors is an integer number (391952568).

Almost surely, 2^3122213231 is an apocalyptic number.

3122213231 is a deficient number, since it is larger than the sum of its proper divisors (13407313).

3122213231 is a wasteful number, since it uses less digits than its factorization.

3122213231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13681.

The product of its digits is 432, while the sum is 20.

The square root of 3122213231 is about 55876.7682583737. The cubic root of 3122213231 is about 1461.5741498855.

Adding to 3122213231 its reverse (1323122213), we get a palindrome (4445335444).

The spelling of 3122213231 in words is "three billion, one hundred twenty-two million, two hundred thirteen thousand, two hundred thirty-one".