2452224121 has 4 divisors (see below), whose sum is σ = 2474721700. Its totient is φ = 2429726544.

The previous prime is 2452224101. The next prime is 2452224161. The reversal of 2452224121 is 1214222542.

It is a happy number.

2452224121 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1082410000 + 1369814121 = 32900^2 + 37011^2 .

It is a cyclic number.

It is not a de Polignac number, because 2452224121 - 2¹⁵ = 2452191353 is a prime.

It is a super-2 number, since 2×2452224121² = 12026806279228445282, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2452224101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11248626 + ... + 11248843.

It is an arithmetic number, because the mean of its divisors is an integer number (618680425).

Almost surely, 2^2452224121 is an apocalyptic number.

It is an amenable number.

2452224121 is a deficient number, since it is larger than the sum of its proper divisors (22497579).

2452224121 is a wasteful number, since it uses less digits than its factorization.

2452224121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22497578.

The product of its digits is 2560, while the sum is 25.

The square root of 2452224121 is about 49519.9366013326. The cubic root of 2452224121 is about 1348.5075635097.

Adding to 2452224121 its reverse (1214222542), we get a palindrome (3666446663).

The spelling of 2452224121 in words is "two billion, four hundred fifty-two million, two hundred twenty-four thousand, one hundred twenty-one".