2321131222 has 8 divisors (see below), whose sum is σ = 3494936016. Its totient is φ = 1156152552.

The previous prime is 2321131217. The next prime is 2321131259. The reversal of 2321131222 is 2221311232.

2321131222 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a self number, because there is not a number n which added to its sum of digits gives 2321131222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2205873 + ... + 2206924.

It is an arithmetic number, because the mean of its divisors is an integer number (436867002).

Almost surely, 2^2321131222 is an apocalyptic number.

2321131222 is a deficient number, since it is larger than the sum of its proper divisors (1173804794).

2321131222 is a wasteful number, since it uses less digits than its factorization.

2321131222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4413062.

The product of its digits is 288, while the sum is 19.

The square root of 2321131222 is about 48178.1197433026. The cubic root of 2321131222 is about 1324.0363178125.

Adding to 2321131222 its reverse (2221311232), we get a palindrome (4542442454).

The spelling of 2321131222 in words is "two billion, three hundred twenty-one million, one hundred thirty-one thousand, two hundred twenty-two".