201103100 has 36 divisors (see below), whose sum is σ = 476068488. Its totient is φ = 73128000.

The previous prime is 201103079. The next prime is 201103117. The reversal of 201103100 is 1301102.

It is a super-2 number, since 2×201103100² = 80884913659220000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 90311 + ... + 92510.

Almost surely, 2^201103100 is an apocalyptic number.

201103100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201103100 is an abundant number, since it is smaller than the sum of its proper divisors (274965388).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201103100 is a wasteful number, since it uses less digits than its factorization.

201103100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 182846 (or 182839 counting only the distinct ones).

The product of its (nonzero) digits is 6, while the sum is 8.

The square root of 201103100 is about 14181.0824692616. The cubic root of 201103100 is about 585.8767383155.

Adding to 201103100 its reverse (1301102), we get a palindrome (202404202).

It can be divided in two parts, 201 and 103100, that added together give a palindrome (103301).

The spelling of 201103100 in words is "two hundred one million, one hundred three thousand, one hundred".