200111020202111 has 4 divisors (see below), whose sum is σ = 200157160630752. Its totient is φ = 200064879773472.

The previous prime is 200111020202087. The next prime is 200111020202131. The reversal of 200111020202111 is 111202020111002.

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 200111020202111 - 2⁶ = 200111020202047 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 (200111020202131) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23070207815 + ... + 23070216488.

It is an arithmetic number, because the mean of its divisors is an integer number (50039290157688).

Almost surely, 2^{200111020202111} is an apocalyptic number.

200111020202111 is a deficient number, since it is larger than the sum of its proper divisors (46140428641).

200111020202111 is an equidigital number, since it uses as much as digits as its factorization.

200111020202111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46140428640.

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 200111020202111 its reverse (111202020111002), we get a palindrome (311313040313113).

The spelling of 200111020202111 in words is "two hundred trillion, one hundred eleven billion, twenty million, two hundred two thousand, one hundred eleven".