2243021115452 has 24 divisors (see below), whose sum is σ = 4475892815856. Its totient is φ = 974344013568.

The previous prime is 2243021115449. The next prime is 2243021115463. The reversal of 2243021115452 is 2545111203422.

It is a super-2 number, since 2×2243021115452² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1268676218 + ... + 1268677985.

It is an arithmetic number, because the mean of its divisors is an integer number (186495533994).

Almost surely, 2^{2243021115452} is an apocalyptic number.

It is an amenable number.

2243021115452 is a deficient number, since it is larger than the sum of its proper divisors (2232871700404).

2243021115452 is a wasteful number, since it uses less digits than its factorization.

2243021115452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2537354237 (or 2537354235 counting only the distinct ones).

The product of its (nonzero) digits is 19200, while the sum is 32.

Adding to 2243021115452 its reverse (2545111203422), we get a palindrome (4788132318874).

The spelling of 2243021115452 in words is "two trillion, two hundred forty-three billion, twenty-one million, one hundred fifteen thousand, four hundred fifty-two".