2244521181 has 16 divisors (see below), whose sum is σ = 3499764224. Its totient is φ = 1252755504.

The previous prime is 2244521107. The next prime is 2244521183. The reversal of 2244521181 is 1811254422.

2244521181 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 2244521181 - 2²⁷ = 2110303453 is a prime.

It is a super-2 number, since 2×2244521181² = 10075750663915269522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2244521183) 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, 1241911 + ... + 1243716.

It is an arithmetic number, because the mean of its divisors is an integer number (218735264).

Almost surely, 2^2244521181 is an apocalyptic number.

2244521181 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2244521181 is a deficient number, since it is larger than the sum of its proper divisors (1255243043).

2244521181 is a wasteful number, since it uses less digits than its factorization.

2244521181 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2485680.

The product of its digits is 5120, while the sum is 30.

The square root of 2244521181 is about 47376.3778796987. The cubic root of 2244521181 is about 1309.3062350264.

The spelling of 2244521181 in words is "two billion, two hundred forty-four million, five hundred twenty-one thousand, one hundred eighty-one".