20020032323111 has 16 divisors (see below), whose sum is σ = 21508339406400. Its totient is φ = 18566541557760.

The previous prime is 20020032323099. The next prime is 20020032323153. The reversal of 20020032323111 is 11132323002002.

It is a cyclic number.

It is not a de Polignac number, because 20020032323111 - 2³⁸ = 19745154416167 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 (20020032328111) 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 15 ways as a sum of consecutive naturals, for example, 2522186 + ... + 6811863.

It is an arithmetic number, because the mean of its divisors is an integer number (1344271212900).

Almost surely, 2^{20020032323111} is an apocalyptic number.

20020032323111 is a deficient number, since it is larger than the sum of its proper divisors (1488307083289).

20020032323111 is a wasteful number, since it uses less digits than its factorization.

20020032323111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9335914.

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

Adding to 20020032323111 its reverse (11132323002002), we get a palindrome (31152355325113).

The spelling of 20020032323111 in words is "twenty trillion, twenty billion, thirty-two million, three hundred twenty-three thousand, one hundred eleven".