201104220 has 48 divisors (see below), whose sum is σ = 596217888. Its totient is φ = 50472960.

The previous prime is 201104219. The next prime is 201104243. The reversal of 201104220 is 22401102.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a junction number, because it is equal to n+sod(n) for n = 201104196 and 201104205.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97561 + ... + 99600.

It is an arithmetic number, because the mean of its divisors is an integer number (12421206).

Almost surely, 2^201104220 is an apocalyptic number.

201104220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

201104220 is an abundant number, since it is smaller than the sum of its proper divisors (395113668).

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

201104220 is a wasteful number, since it uses less digits than its factorization.

201104220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 197190 (or 197188 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 12.

The square root of 201104220 is about 14181.1219584347. The cubic root of 201104220 is about 585.8778259512.

Adding to 201104220 its reverse (22401102), we get a palindrome (223505322).

The spelling of 201104220 in words is "two hundred one million, one hundred four thousand, two hundred twenty".