2044202100 has 72 divisors (see below), whose sum is σ = 5922204288. Its totient is φ = 544416000.

The previous prime is 2044202089. The next prime is 2044202101. The reversal of 2044202100 is 12024402.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 2044202100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2044202101) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 253125 + ... + 261075.

Almost surely, 2^2044202100 is an apocalyptic number.

2044202100 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 2044202100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2961102144).

2044202100 is an abundant number, since it is smaller than the sum of its proper divisors (3878002188).

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

2044202100 is a wasteful number, since it uses less digits than its factorization.

2044202100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8825 (or 8818 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 15.

The square root of 2044202100 is about 45212.8532609921. The cubic root of 2044202100 is about 1269.1353570716.

Adding to 2044202100 its reverse (12024402), we get a palindrome (2056226502).

The spelling of 2044202100 in words is "two billion, forty-four million, two hundred two thousand, one hundred".