20042203323 has 8 divisors (see below), whose sum is σ = 26725001536. Its totient is φ = 13360437000.

The previous prime is 20042203241. The next prime is 20042203361. The reversal of 20042203323 is 32330224002.

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

It is not a de Polignac number, because 20042203323 - 2⁹ = 20042202811 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 20042203323.

It is not an unprimeable number, because it can be changed into a prime (20042208323) 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, 211453 + ... + 291198.

It is an arithmetic number, because the mean of its divisors is an integer number (3340625192).

Almost surely, 2^20042203323 is an apocalyptic number.

20042203323 is a deficient number, since it is larger than the sum of its proper divisors (6682798213).

20042203323 is a wasteful number, since it uses less digits than its factorization.

20042203323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 515945.

The product of its (nonzero) digits is 1728, while the sum is 21.

Adding to 20042203323 its reverse (32330224002), we get a palindrome (52372427325).

The spelling of 20042203323 in words is "twenty billion, forty-two million, two hundred three thousand, three hundred twenty-three".