20330111133223 has 24 divisors (see below), whose sum is σ = 21949663516560. Its totient is φ = 18777615321600.

The previous prime is 20330111133203. The next prime is 20330111133301. The reversal of 20330111133223 is 32233111103302.

It is not a de Polignac number, because 20330111133223 - 2⁹ = 20330111132711 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20330111133203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 47086761 + ... + 47516557.

It is an arithmetic number, because the mean of its divisors is an integer number (914569313190).

Almost surely, 2^{20330111133223} is an apocalyptic number.

20330111133223 is a deficient number, since it is larger than the sum of its proper divisors (1619552383337).

20330111133223 is a wasteful number, since it uses less digits than its factorization.

20330111133223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 431379 (or 431338 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 20330111133223 its reverse (32233111103302), we get a palindrome (52563222236525).

The spelling of 20330111133223 in words is "twenty trillion, three hundred thirty billion, one hundred eleven million, one hundred thirty-three thousand, two hundred twenty-three".