4211220532243 has 4 divisors (see below), whose sum is σ = 4214029887000. Its totient is φ = 4208411177488.

The previous prime is 4211220532241. The next prime is 4211220532273. The reversal of 4211220532243 is 3422350221124.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 4211220532243 - 2¹ = 4211220532241 is a prime.

It is a super-2 number, since 2×4211220532243² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4211220532241) 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, 1404675130 + ... + 1404678127.

It is an arithmetic number, because the mean of its divisors is an integer number (1053507471750).

Almost surely, 2^{4211220532243} is an apocalyptic number.

4211220532243 is a deficient number, since it is larger than the sum of its proper divisors (2809354757).

4211220532243 is a wasteful number, since it uses less digits than its factorization.

4211220532243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2809354756.

The product of its (nonzero) digits is 23040, while the sum is 31.

Adding to 4211220532243 its reverse (3422350221124), we get a palindrome (7633570753367).

The spelling of 4211220532243 in words is "four trillion, two hundred eleven billion, two hundred twenty million, five hundred thirty-two thousand, two hundred forty-three".