21231124110214 has 32 divisors (see below), whose sum is σ = 35202576459456. Its totient is φ = 9552248048640.

The previous prime is 21231124110169. The next prime is 21231124110359. The reversal of 21231124110214 is 41201142113212.

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, 4681177 + ... + 8023444.

It is an arithmetic number, because the mean of its divisors is an integer number (1100080514358).

Almost surely, 2^{21231124110214} is an apocalyptic number.

21231124110214 is a deficient number, since it is larger than the sum of its proper divisors (13971452349242).

21231124110214 is a wasteful number, since it uses less digits than its factorization.

21231124110214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12706800.

The product of its (nonzero) digits is 768, while the sum is 25.

Adding to 21231124110214 its reverse (41201142113212), we get a palindrome (62432266223426).

It can be divided in two parts, 2123112 and 4110214, that added together give a palindrome (6233326).

The spelling of 21231124110214 in words is "twenty-one trillion, two hundred thirty-one billion, one hundred twenty-four million, one hundred ten thousand, two hundred fourteen".