21040011032414 has 32 divisors (see below), whose sum is σ = 37220658364800. Its totient is φ = 8815419073440.

The previous prime is 21040011032401. The next prime is 21040011032449. The reversal of 21040011032414 is 41423011004012.

It is a self number, because there is not a number n which added to its sum of digits gives 21040011032414.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 680186624 + ... + 680217555.

It is an arithmetic number, because the mean of its divisors is an integer number (1163145573900).

Almost surely, 2^{21040011032414} is an apocalyptic number.

21040011032414 is a deficient number, since it is larger than the sum of its proper divisors (16180647332386).

21040011032414 is a wasteful number, since it uses less digits than its factorization.

21040011032414 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1360404248.

The product of its (nonzero) digits is 768, while the sum is 23.

Adding to 21040011032414 its reverse (41423011004012), we get a palindrome (62463022036426).

The spelling of 21040011032414 in words is "twenty-one trillion, forty billion, eleven million, thirty-two thousand, four hundred fourteen".