202111101103 has 8 divisors (see below), whose sum is σ = 204210977040. Its totient is φ = 200011557120.

The previous prime is 202111101061. The next prime is 202111101121. The reversal of 202111101103 is 301101111202.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-202111101103 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 (202111101403) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1251933 + ... + 1404121.

It is an arithmetic number, because the mean of its divisors is an integer number (25526372130).

Almost surely, 2^202111101103 is an apocalyptic number.

202111101103 is a deficient number, since it is larger than the sum of its proper divisors (2099875937).

202111101103 is a wasteful number, since it uses less digits than its factorization.

202111101103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 165977.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 202111101103 its reverse (301101111202), we get a palindrome (503212212305).

The spelling of 202111101103 in words is "two hundred two billion, one hundred eleven million, one hundred one thousand, one hundred three".