201830106 has 32 divisors (see below), whose sum is σ = 425969280. Its totient is φ = 63624704.

The previous prime is 201830099. The next prime is 201830107. The reversal of 201830106 is 601038102.

It is not an unprimeable number, because it can be changed into a prime (201830107) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4066 + ... + 20498.

It is an arithmetic number, because the mean of its divisors is an integer number (13311540).

Almost surely, 2^201830106 is an apocalyptic number.

201830106 is an abundant number, since it is smaller than the sum of its proper divisors (224139174).

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

201830106 is a wasteful number, since it uses less digits than its factorization.

201830106 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16550.

The product of its (nonzero) digits is 288, while the sum is 21.

The square root of 201830106 is about 14206.6922962384. The cubic root of 201830106 is about 586.5818885042.

Adding to 201830106 its reverse (601038102), we get a palindrome (802868208).

The spelling of 201830106 in words is "two hundred one million, eight hundred thirty thousand, one hundred six".