20201303232111 has 16 divisors (see below), whose sum is σ = 27213383863904. Its totient is φ = 13328385490944.

The previous prime is 20201303232109. The next prime is 20201303232151. The reversal of 20201303232111 is 11123230310202.

It is not a de Polignac number, because 20201303232111 - 2¹ = 20201303232109 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 (20201303232151) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12105615 + ... + 13672911.

It is an arithmetic number, because the mean of its divisors is an integer number (1700836491494).

Almost surely, 2^{20201303232111} is an apocalyptic number.

20201303232111 is a deficient number, since it is larger than the sum of its proper divisors (7012080631793).

20201303232111 is a wasteful number, since it uses less digits than its factorization.

20201303232111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1611690.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 20201303232111 its reverse (11123230310202), we get a palindrome (31324533542313).

The spelling of 20201303232111 in words is "twenty trillion, two hundred one billion, three hundred three million, two hundred thirty-two thousand, one hundred eleven".