20332002111 has 4 divisors (see below), whose sum is σ = 27109336152. Its totient is φ = 13554668072.

The previous prime is 20332002101. The next prime is 20332002133. The reversal of 20332002111 is 11120023302.

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 20332002111 - 2⁷ = 20332001983 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20332002101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3388667016 + ... + 3388667021.

It is an arithmetic number, because the mean of its divisors is an integer number (6777334038).

Almost surely, 2^20332002111 is an apocalyptic number.

20332002111 is a deficient number, since it is larger than the sum of its proper divisors (6777334041).

20332002111 is an equidigital number, since it uses as much as digits as its factorization.

20332002111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6777334040.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 20332002111 its reverse (11120023302), we get a palindrome (31452025413).

The spelling of 20332002111 in words is "twenty billion, three hundred thirty-two million, two thousand, one hundred eleven".