202241100 has 72 divisors (see below), whose sum is σ = 586993680. Its totient is φ = 53761280.

The previous prime is 202241063. The next prime is 202241131. The reversal of 202241100 is 1142202.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 115834 + ... + 117566.

It is an arithmetic number, because the mean of its divisors is an integer number (8152690).

Almost surely, 2^202241100 is an apocalyptic number.

202241100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 202241100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (293496840).

202241100 is an abundant number, since it is smaller than the sum of its proper divisors (384752580).

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

202241100 is a wasteful number, since it uses less digits than its factorization.

202241100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2139 (or 2132 counting only the distinct ones).

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

The square root of 202241100 is about 14221.1497425489. The cubic root of 202241100 is about 586.9797779060.

Adding to 202241100 its reverse (1142202), we get a palindrome (203383302).

The spelling of 202241100 in words is "two hundred two million, two hundred forty-one thousand, one hundred".