2313432221 has 8 divisors (see below), whose sum is σ = 2336880000. Its totient is φ = 2290003632.

The previous prime is 2313432211. The next prime is 2313432223. The reversal of 2313432221 is 1222343132.

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 2313432221 - 2¹⁴ = 2313415837 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2313432223) 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, 460280 + ... + 465278.

It is an arithmetic number, because the mean of its divisors is an integer number (292110000).

Almost surely, 2^2313432221 is an apocalyptic number.

It is an amenable number.

2313432221 is a deficient number, since it is larger than the sum of its proper divisors (23447779).

2313432221 is a wasteful number, since it uses less digits than its factorization.

2313432221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9595.

The product of its digits is 1728, while the sum is 23.

The square root of 2313432221 is about 48098.1519499450. The cubic root of 2313432221 is about 1322.5707898162.

Adding to 2313432221 its reverse (1222343132), we get a palindrome (3535775353).

It can be divided in two parts, 23134 and 32221, that added together give a palindrome (55355).

The spelling of 2313432221 in words is "two billion, three hundred thirteen million, four hundred thirty-two thousand, two hundred twenty-one".