20222042523 has 4 divisors (see below), whose sum is σ = 26962723368. Its totient is φ = 13481361680.

The previous prime is 20222042507. The next prime is 20222042539. The reversal of 20222042523 is 32524022202.

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

It is an interprime number because it is at equal distance from previous prime (20222042507) and next prime (20222042539).

It is a cyclic number.

It is not a de Polignac number, because 20222042523 - 2⁴ = 20222042507 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20222042493 and 20222042502.

It is not an unprimeable number, because it can be changed into a prime (20222042563) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3370340418 + ... + 3370340423.

It is an arithmetic number, because the mean of its divisors is an integer number (6740680842).

Almost surely, 2^20222042523 is an apocalyptic number.

20222042523 is a deficient number, since it is larger than the sum of its proper divisors (6740680845).

20222042523 is an equidigital number, since it uses as much as digits as its factorization.

20222042523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6740680844.

The product of its (nonzero) digits is 3840, while the sum is 24.

Adding to 20222042523 its reverse (32524022202), we get a palindrome (52746064725).

The spelling of 20222042523 in words is "twenty billion, two hundred twenty-two million, forty-two thousand, five hundred twenty-three".