22130523 has 16 divisors (see below), whose sum is σ = 33012000. Its totient is φ = 14652000.

The previous prime is 22130519. The next prime is 22130533. The reversal of 22130523 is 32503122.

It is not a de Polignac number, because 22130523 - 2² = 22130519 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22130496 and 22130505.

It is not an unprimeable number, because it can be changed into a prime (22130503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1273 + ... + 6773.

It is an arithmetic number, because the mean of its divisors is an integer number (2063250).

Almost surely, 2^22130523 is an apocalyptic number.

22130523 is a deficient number, since it is larger than the sum of its proper divisors (10881477).

22130523 is a wasteful number, since it uses less digits than its factorization.

22130523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5659 (or 5653 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 22130523 is about 4704.3089821992. The cubic root of 22130523 is about 280.7569780315.

Adding to 22130523 its reverse (32503122), we get a palindrome (54633645).

The spelling of 22130523 in words is "twenty-two million, one hundred thirty thousand, five hundred twenty-three".