20332223111 has 8 divisors (see below), whose sum is σ = 20423646144. Its totient is φ = 20240858880.

The previous prime is 20332223081. The next prime is 20332223161. The reversal of 20332223111 is 11132223302.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20332223111 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20332223161) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 771986 + ... + 797888.

It is an arithmetic number, because the mean of its divisors is an integer number (2552955768).

Almost surely, 2^20332223111 is an apocalyptic number.

20332223111 is a deficient number, since it is larger than the sum of its proper divisors (91423033).

20332223111 is a wasteful number, since it uses less digits than its factorization.

20332223111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29401.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 20332223111 its reverse (11132223302), we get a palindrome (31464446413).

The spelling of 20332223111 in words is "twenty billion, three hundred thirty-two million, two hundred twenty-three thousand, one hundred eleven".