2044202220 has 36 divisors (see below), whose sum is σ = 6200747280. Its totient is φ = 545120544.

The previous prime is 2044202201. The next prime is 2044202243. The reversal of 2044202220 is 222024402.

2044202220 is a `hidden beast` number, since 2 + 0 + 442 + 0 + 2 + 220 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 2044202193 and 2044202202.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5678160 + ... + 5678519.

It is an arithmetic number, because the mean of its divisors is an integer number (172242980).

Almost surely, 2^2044202220 is an apocalyptic number.

2044202220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2044202220 is an abundant number, since it is smaller than the sum of its proper divisors (4156545060).

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

2044202220 is a wasteful number, since it uses less digits than its factorization.

2044202220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11356694 (or 11356689 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 18.

The square root of 2044202220 is about 45212.8545880483. The cubic root of 2044202220 is about 1269.1353819054.

Adding to 2044202220 its reverse (222024402), we get a palindrome (2266226622).

The spelling of 2044202220 in words is "two billion, forty-four million, two hundred two thousand, two hundred twenty".