20223232207 has 4 divisors (see below), whose sum is σ = 20604802680. Its totient is φ = 19841661736.

The previous prime is 20223232193. The next prime is 20223232213. The reversal of 20223232207 is 70223232202.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20223232207 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 (20223232807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190785157 + ... + 190785262.

It is an arithmetic number, because the mean of its divisors is an integer number (5151200670).

Almost surely, 2^20223232207 is an apocalyptic number.

20223232207 is a deficient number, since it is larger than the sum of its proper divisors (381570473).

20223232207 is an equidigital number, since it uses as much as digits as its factorization.

20223232207 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 381570472.

The product of its (nonzero) digits is 4032, while the sum is 25.

Adding to 20223232207 its reverse (70223232202), we get a palindrome (90446464409).

The spelling of 20223232207 in words is "twenty billion, two hundred twenty-three million, two hundred thirty-two thousand, two hundred seven".