2231422523 has 4 divisors (see below), whose sum is σ = 2434279128. Its totient is φ = 2028565920.

The previous prime is 2231422489. The next prime is 2231422549. The reversal of 2231422523 is 3252241322.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2231422523 - 2²⁰ = 2230373947 is a prime.

It is a super-3 number, since 3×2231422523³ (a number of 29 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2231422492 and 2231422501.

It is not an unprimeable number, because it can be changed into a prime (2231422573) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101428286 + ... + 101428307.

It is an arithmetic number, because the mean of its divisors is an integer number (608569782).

Almost surely, 2^2231422523 is an apocalyptic number.

2231422523 is a deficient number, since it is larger than the sum of its proper divisors (202856605).

2231422523 is a wasteful number, since it uses less digits than its factorization.

2231422523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202856604.

The product of its digits is 5760, while the sum is 26.

The square root of 2231422523 is about 47237.9352110145. The cubic root of 2231422523 is about 1306.7542987600.

Adding to 2231422523 its reverse (3252241322), we get a palindrome (5483663845).

The spelling of 2231422523 in words is "two billion, two hundred thirty-one million, four hundred twenty-two thousand, five hundred twenty-three".