202020341111 has 16 divisors (see below), whose sum is σ = 211592908800. Its totient is φ = 192636242400.

The previous prime is 202020341101. The next prime is 202020341129. The reversal of 202020341111 is 111143020202.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202020341111 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 202020341111.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202020341101) 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, 638726 + ... + 901116.

It is an arithmetic number, because the mean of its divisors is an integer number (13224556800).

Almost surely, 2^202020341111 is an apocalyptic number.

202020341111 is a deficient number, since it is larger than the sum of its proper divisors (9572567689).

202020341111 is a wasteful number, since it uses less digits than its factorization.

202020341111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 262750.

The product of its (nonzero) digits is 96, while the sum is 17.

Adding to 202020341111 its reverse (111143020202), we get a palindrome (313163361313).

The spelling of 202020341111 in words is "two hundred two billion, twenty million, three hundred forty-one thousand, one hundred eleven".