2122331 has 8 divisors (see below), whose sum is σ = 2266704. Its totient is φ = 1980160.

The previous prime is 2122327. The next prime is 2122333. The reversal of 2122331 is 1332212.

It is a happy number.

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

It is not a de Polignac number, because 2122331 - 2² = 2122327 is a prime.

It is a super-2 number, since 2×2122331² = 9008577747122, 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 (2122333) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1751 + ... + 2703.

It is an arithmetic number, because the mean of its divisors is an integer number (283338).

2^2122331 is an apocalyptic number.

2122331 is a deficient number, since it is larger than the sum of its proper divisors (144373).

2122331 is a wasteful number, since it uses less digits than its factorization.

2122331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1101.

The product of its digits is 72, while the sum is 14.

The square root of 2122331 is about 1456.8222266289. The cubic root of 2122331 is about 128.5102314876.

Adding to 2122331 its reverse (1332212), we get a palindrome (3454543).

The spelling of 2122331 in words is "two million, one hundred twenty-two thousand, three hundred thirty-one".