202110001103 has 4 divisors (see below), whose sum is σ = 202292247480. Its totient is φ = 201927754728.

The previous prime is 202110001097. The next prime is 202110001109. The reversal of 202110001103 is 301100011202.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (202110001097) and next prime (202110001109).

It is a cyclic number.

It is not a de Polignac number, because 202110001103 - 2⁸ = 202110000847 is a prime.

It is a super-2 number, since 2×202110001103² (a number of 23 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (202110001109) 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, 91121525 + ... + 91123742.

It is an arithmetic number, because the mean of its divisors is an integer number (50573061870).

Almost surely, 2^202110001103 is an apocalyptic number.

202110001103 is a deficient number, since it is larger than the sum of its proper divisors (182246377).

202110001103 is a wasteful number, since it uses less digits than its factorization.

202110001103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182246376.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 202110001103 its reverse (301100011202), we get a palindrome (503210012305).

The spelling of 202110001103 in words is "two hundred two billion, one hundred ten million, one thousand, one hundred three".