43000421102 has 16 divisors (see below), whose sum is σ = 67903697040. Its totient is φ = 20366131968.

The previous prime is 43000421071. The next prime is 43000421131. The reversal of 43000421102 is 20112400034.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 267248 + ... + 396764.

It is an arithmetic number, because the mean of its divisors is an integer number (4243981065).

Almost surely, 2^43000421102 is an apocalyptic number.

43000421102 is a deficient number, since it is larger than the sum of its proper divisors (24903275938).

43000421102 is a wasteful number, since it uses less digits than its factorization.

43000421102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138275.

The product of its (nonzero) digits is 192, while the sum is 17.

Adding to 43000421102 its reverse (20112400034), we get a palindrome (63112821136).

The spelling of 43000421102 in words is "forty-three billion, four hundred twenty-one thousand, one hundred two".