43012221014 has 16 divisors (see below), whose sum is σ = 77616038400. Its totient is φ = 17463608424.

The previous prime is 43012220981. The next prime is 43012221017. The reversal of 43012221014 is 41012221034.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43012221017) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 80849774 + ... + 80850305.

It is an arithmetic number, because the mean of its divisors is an integer number (4851002400).

Almost surely, 2^43012221014 is an apocalyptic number.

43012221014 is a deficient number, since it is larger than the sum of its proper divisors (34603817386).

43012221014 is a wasteful number, since it uses less digits than its factorization.

43012221014 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161700107.

The product of its (nonzero) digits is 384, while the sum is 20.

Adding to 43012221014 its sum of digits (20), we get a palindrome (43012221034).

Adding to 43012221014 its reverse (41012221034), we get a palindrome (84024442048).

The spelling of 43012221014 in words is "forty-three billion, twelve million, two hundred twenty-one thousand, fourteen".