22131127 has 8 divisors (see below), whose sum is σ = 23508576. Its totient is φ = 20762112.

The previous prime is 22131113. The next prime is 22131133. The reversal of 22131127 is 72113122.

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 22131127 - 2¹⁹ = 21606839 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 (22132127) 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, 3798 + ... + 7660.

It is an arithmetic number, because the mean of its divisors is an integer number (2938572).

Almost surely, 2^22131127 is an apocalyptic number.

22131127 is a deficient number, since it is larger than the sum of its proper divisors (1377449).

22131127 is a wasteful number, since it uses less digits than its factorization.

22131127 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4217.

The product of its digits is 168, while the sum is 19.

The square root of 22131127 is about 4704.3731782247. The cubic root of 22131127 is about 280.7595322063.

Adding to 22131127 its reverse (72113122), we get a palindrome (94244249).

The spelling of 22131127 in words is "twenty-two million, one hundred thirty-one thousand, one hundred twenty-seven".