23132211 has 8 divisors (see below), whose sum is σ = 30866640. Its totient is φ = 15409632.

The previous prime is 23132209. The next prime is 23132233. The reversal of 23132211 is 11223132.

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

It is not a de Polignac number, because 23132211 - 2¹ = 23132209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23132251) 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, 3805 + ... + 7793.

It is an arithmetic number, because the mean of its divisors is an integer number (3858330).

Almost surely, 2^23132211 is an apocalyptic number.

23132211 is a deficient number, since it is larger than the sum of its proper divisors (7734429).

23132211 is a wasteful number, since it uses less digits than its factorization.

23132211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5925.

The product of its digits is 72, while the sum is 15.

The square root of 23132211 is about 4809.5957210560. The cubic root of 23132211 is about 284.9305709609.

Adding to 23132211 its reverse (11223132), we get a palindrome (34355343).

The spelling of 23132211 in words is "twenty-three million, one hundred thirty-two thousand, two hundred eleven".