21014132342 has 8 divisors (see below), whose sum is σ = 36024226896. Its totient is φ = 9006056712.

The previous prime is 21014132341. The next prime is 21014132369. The reversal of 21014132342 is 24323141012.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21014132341) 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 3 ways as a sum of consecutive naturals, for example, 750504713 + ... + 750504740.

It is an arithmetic number, because the mean of its divisors is an integer number (4503028362).

Almost surely, 2^21014132342 is an apocalyptic number.

21014132342 is a deficient number, since it is larger than the sum of its proper divisors (15010094554).

21014132342 is a wasteful number, since it uses less digits than its factorization.

21014132342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1501009462.

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

Adding to 21014132342 its reverse (24323141012), we get a palindrome (45337273354).

The spelling of 21014132342 in words is "twenty-one billion, fourteen million, one hundred thirty-two thousand, three hundred forty-two".