21034432114 has 8 divisors (see below), whose sum is σ = 31552269228. Its totient is φ = 10517009040.

The previous prime is 21034432079. The next prime is 21034432127. The reversal of 21034432114 is 41123443012.

It can be written as a sum of positive squares in 2 ways, for example, as 13382556489 + 7651875625 = 115683^2 + 87475^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 120184 + ... + 237724.

Almost surely, 2^21034432114 is an apocalyptic number.

21034432114 is a deficient number, since it is larger than the sum of its proper divisors (10517837114).

21034432114 is a wasteful number, since it uses less digits than its factorization.

21034432114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 207020.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 21034432114 its reverse (41123443012), we get a palindrome (62157875126).

The spelling of 21034432114 in words is "twenty-one billion, thirty-four million, four hundred thirty-two thousand, one hundred fourteen".