20133003223 has 4 divisors (see below), whose sum is σ = 20268124200. Its totient is φ = 19997882248.

The previous prime is 20133003217. The next prime is 20133003259. The reversal of 20133003223 is 32230033102.

It is a happy number.

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 20133003223 - 2¹³ = 20132995031 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 20133003223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20133003283) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 67560265 + ... + 67560562.

It is an arithmetic number, because the mean of its divisors is an integer number (5067031050).

Almost surely, 2^20133003223 is an apocalyptic number.

20133003223 is a deficient number, since it is larger than the sum of its proper divisors (135120977).

20133003223 is a wasteful number, since it uses less digits than its factorization.

20133003223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135120976.

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 20133003223 its reverse (32230033102), we get a palindrome (52363036325).

The spelling of 20133003223 in words is "twenty billion, one hundred thirty-three million, three thousand, two hundred twenty-three".