20233011223 has 8 divisors (see below), whose sum is σ = 20400652800. Its totient is φ = 20065500000.

The previous prime is 20233011221. The next prime is 20233011259. The reversal of 20233011223 is 32211033202.

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

It is a cyclic number.

It is not a de Polignac number, because 20233011223 - 2¹ = 20233011221 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 20233011223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20233011221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 292473 + ... + 354973.

It is an arithmetic number, because the mean of its divisors is an integer number (2550081600).

Almost surely, 2^20233011223 is an apocalyptic number.

20233011223 is a deficient number, since it is larger than the sum of its proper divisors (167641577).

20233011223 is a wasteful number, since it uses less digits than its factorization.

20233011223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65177.

The product of its (nonzero) digits is 432, while the sum is 19.

Adding to 20233011223 its reverse (32211033202), we get a palindrome (52444044425).

The spelling of 20233011223 in words is "twenty billion, two hundred thirty-three million, eleven thousand, two hundred twenty-three".