20023221334 has 8 divisors (see below), whose sum is σ = 30037029768. Its totient is φ = 10010878080.

The previous prime is 20023221331. The next prime is 20023221349. The reversal of 20023221334 is 43312232002.

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 (20023221331) 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, 331467 + ... + 387190.

It is an arithmetic number, because the mean of its divisors is an integer number (3754628721).

Almost surely, 2^20023221334 is an apocalyptic number.

20023221334 is a deficient number, since it is larger than the sum of its proper divisors (10013808434).

20023221334 is a wasteful number, since it uses less digits than its factorization.

20023221334 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 732590.

The product of its (nonzero) digits is 1728, while the sum is 22.

Adding to 20023221334 its reverse (43312232002), we get a palindrome (63335453336).

The spelling of 20023221334 in words is "twenty billion, twenty-three million, two hundred twenty-one thousand, three hundred thirty-four".