2122232331 has 4 divisors (see below), whose sum is σ = 2829643112. Its totient is φ = 1414821552.

The previous prime is 2122232327. The next prime is 2122232377. The reversal of 2122232331 is 1332322212.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 2122232331 - 2² = 2122232327 is a prime.

It is a super-2 number, since 2×2122232331² = 9007740133483387122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2122232298 and 2122232307.

It is not an unprimeable number, because it can be changed into a prime (2122232831) 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, 353705386 + ... + 353705391.

It is an arithmetic number, because the mean of its divisors is an integer number (707410778).

Almost surely, 2^2122232331 is an apocalyptic number.

2122232331 is a deficient number, since it is larger than the sum of its proper divisors (707410781).

2122232331 is an equidigital number, since it uses as much as digits as its factorization.

2122232331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 707410780.

The product of its digits is 864, while the sum is 21.

The square root of 2122232331 is about 46067.6929203102. The cubic root of 2122232331 is about 1285.0823993955.

Adding to 2122232331 its reverse (1332322212), we get a palindrome (3454554543).

The spelling of 2122232331 in words is "two billion, one hundred twenty-two million, two hundred thirty-two thousand, three hundred thirty-one".