2243152045221 has 16 divisors (see below), whose sum is σ = 3148320253440. Its totient is φ = 1416711101040.

The previous prime is 2243152045159. The next prime is 2243152045223. The reversal of 2243152045221 is 1225402513422.

It is not a de Polignac number, because 2243152045221 - 2⁷ = 2243152045093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2243152045223) 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, 6345466 + ... + 6689636.

It is an arithmetic number, because the mean of its divisors is an integer number (196770015840).

Almost surely, 2^{2243152045221} is an apocalyptic number.

It is an amenable number.

2243152045221 is a deficient number, since it is larger than the sum of its proper divisors (905168208219).

2243152045221 is a wasteful number, since it uses less digits than its factorization.

2243152045221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 458536.

The product of its (nonzero) digits is 38400, while the sum is 33.

Adding to 2243152045221 its reverse (1225402513422), we get a palindrome (3468554558643).

The spelling of 2243152045221 in words is "two trillion, two hundred forty-three billion, one hundred fifty-two million, forty-five thousand, two hundred twenty-one".