43421321110 has 16 divisors (see below), whose sum is σ = 82271977200. Its totient is φ = 16454395296.

The previous prime is 43421321059. The next prime is 43421321117. The reversal of 43421321110 is 1112312434.

It is a super-2 number, since 2×43421321110² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43421321117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 114266445 + ... + 114266824.

It is an arithmetic number, because the mean of its divisors is an integer number (5141998575).

Almost surely, 2^43421321110 is an apocalyptic number.

43421321110 is a deficient number, since it is larger than the sum of its proper divisors (38850656090).

43421321110 is a wasteful number, since it uses less digits than its factorization.

43421321110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 228533295.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 43421321110 its reverse (1112312434), we get a palindrome (44533633544).

The spelling of 43421321110 in words is "forty-three billion, four hundred twenty-one million, three hundred twenty-one thousand, one hundred ten".