20233123502 has 8 divisors (see below), whose sum is σ = 30350610576. Its totient is φ = 10116253312.

The previous prime is 20233123501. The next prime is 20233123507. The reversal of 20233123502 is 20532133202.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20233123501) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 60938 + ... + 210189.

It is an arithmetic number, because the mean of its divisors is an integer number (3793826322).

Almost surely, 2^20233123502 is an apocalyptic number.

20233123502 is a deficient number, since it is larger than the sum of its proper divisors (10117487074).

20233123502 is a wasteful number, since it uses less digits than its factorization.

20233123502 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 308442.

The product of its (nonzero) digits is 2160, while the sum is 23.

Adding to 20233123502 its reverse (20532133202), we get a palindrome (40765256704).

The spelling of 20233123502 in words is "twenty billion, two hundred thirty-three million, one hundred twenty-three thousand, five hundred two".