202000110111 has 6 divisors (see below), whose sum is σ = 291777936840. Its totient is φ = 134666740068.

The previous prime is 202000110107. The next prime is 202000110133. The reversal of 202000110111 is 111011000202.

It is a happy number.

It is not a de Polignac number, because 202000110111 - 2² = 202000110107 is a prime.

It is a super-2 number, since 2×202000110111² (a number of 23 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (9), and also a Moran number because the ratio is a prime number: 22444456679 = 202000110111 / (2 + 0 + 2 + 0 + 0 + 0 + 1 + 1 + 0 + 1 + 1 + 1).

It is a junction number, because it is equal to n+sod(n) for n = 202000110093 and 202000110102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202000110511) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 11222228331 + ... + 11222228348.

It is an arithmetic number, because the mean of its divisors is an integer number (48629656140).

Almost surely, 2^202000110111 is an apocalyptic number.

202000110111 is a deficient number, since it is larger than the sum of its proper divisors (89777826729).

202000110111 is a wasteful number, since it uses less digits than its factorization.

202000110111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22444456685 (or 22444456682 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 202000110111 its reverse (111011000202), we get a palindrome (313011110313).

The spelling of 202000110111 in words is "two hundred two billion, one hundred ten thousand, one hundred eleven".