21040230213014 has 16 divisors (see below), whose sum is σ = 32728020138528. Its totient is φ = 10136411088192.

The previous prime is 21040230213007. The next prime is 21040230213017. The reversal of 21040230213014 is 41031203204012.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21040230213017) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 1380222647 + ... + 1380237890.

It is an arithmetic number, because the mean of its divisors is an integer number (2045501258658).

Almost surely, 2^{21040230213014} is an apocalyptic number.

21040230213014 is a deficient number, since it is larger than the sum of its proper divisors (11687789925514).

21040230213014 is a wasteful number, since it uses less digits than its factorization.

21040230213014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2760460679.

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

Adding to 21040230213014 its reverse (41031203204012), we get a palindrome (62071433417026).

The spelling of 21040230213014 in words is "twenty-one trillion, forty billion, two hundred thirty million, two hundred thirteen thousand, fourteen".