221433122043 has 36 divisors (see below), whose sum is σ = 372101152800. Its totient is φ = 126521904096.

The previous prime is 221433122011. The next prime is 221433122077. The reversal of 221433122043 is 340221334122.

221433122043 is a `hidden beast` number, since 2 + 2 + 1 + 433 + 1 + 220 + 4 + 3 = 666.

It is not a de Polignac number, because 221433122043 - 2⁵ = 221433122011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 221433121998 and 221433122016.

It is not an unprimeable number, because it can be changed into a prime (221433121043) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 9371358 + ... + 9394956.

Almost surely, 2^221433122043 is an apocalyptic number.

221433122043 is a deficient number, since it is larger than the sum of its proper divisors (150668030757).

221433122043 is a wasteful number, since it uses less digits than its factorization.

221433122043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44896 (or 44886 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 221433122043 its reverse (340221334122), we get a palindrome (561654456165).

The spelling of 221433122043 in words is "two hundred twenty-one billion, four hundred thirty-three million, one hundred twenty-two thousand, forty-three".