43220424022 has 4 divisors (see below), whose sum is σ = 64830636036. Its totient is φ = 21610212010.

The previous prime is 43220424017. The next prime is 43220424029. The reversal of 43220424022 is 22042402234.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43220424029) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10805106004 + ... + 10805106007.

It is an arithmetic number, because the mean of its divisors is an integer number (16207659009).

Almost surely, 2^43220424022 is an apocalyptic number.

43220424022 is a deficient number, since it is larger than the sum of its proper divisors (21610212014).

43220424022 is a wasteful number, since it uses less digits than its factorization.

43220424022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21610212013.

The product of its (nonzero) digits is 6144, while the sum is 25.

Adding to 43220424022 its reverse (22042402234), we get a palindrome (65262826256).

The spelling of 43220424022 in words is "forty-three billion, two hundred twenty million, four hundred twenty-four thousand, twenty-two".