201044433100 has 144 divisors (see below), whose sum is σ = 504042739200. Its totient is φ = 68177387520.

The previous prime is 201044433097. The next prime is 201044433151. The reversal of 201044433100 is 1334440102.

It is a super-2 number, since 2×201044433100² (a number of 23 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 101587911 + ... + 101589889.

It is an arithmetic number, because the mean of its divisors is an integer number (3500296800).

Almost surely, 2^201044433100 is an apocalyptic number.

201044433100 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 201044433100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (252021369600).

201044433100 is an abundant number, since it is smaller than the sum of its proper divisors (302998306100).

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

201044433100 is a wasteful number, since it uses less digits than its factorization.

201044433100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3512 (or 3505 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 22.

Adding to 201044433100 its reverse (1334440102), we get a palindrome (202378873202).

The spelling of 201044433100 in words is "two hundred one billion, forty-four million, four hundred thirty-three thousand, one hundred".