21043114034 has 16 divisors (see below), whose sum is σ = 31882680960. Its totient is φ = 10415628000.

The previous prime is 21043114033. The next prime is 21043114049. The reversal of 21043114034 is 43041134012.

It is not an unprimeable number, because it can be changed into a prime (21043114031) 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, 601187 + ... + 635225.

It is an arithmetic number, because the mean of its divisors is an integer number (1992667560).

Almost surely, 2^21043114034 is an apocalyptic number.

21043114034 is a deficient number, since it is larger than the sum of its proper divisors (10839566926).

21043114034 is a wasteful number, since it uses less digits than its factorization.

21043114034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37145.

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 21043114034 its reverse (43041134012), we get a palindrome (64084248046).

The spelling of 21043114034 in words is "twenty-one billion, forty-three million, one hundred fourteen thousand, thirty-four".