21131414301142 has 8 divisors (see below), whose sum is σ = 31755068658936. Its totient is φ = 10546391414832.

The previous prime is 21131414301131. The next prime is 21131414301163. The reversal of 21131414301142 is 24110341413112.

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

It is a self number, because there is not a number n which added to its sum of digits gives 21131414301142.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9657866503 + ... + 9657868690.

It is an arithmetic number, because the mean of its divisors is an integer number (3969383582367).

Almost surely, 2^{21131414301142} is an apocalyptic number.

21131414301142 is a deficient number, since it is larger than the sum of its proper divisors (10623654357794).

21131414301142 is a wasteful number, since it uses less digits than its factorization.

21131414301142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19315735742.

The product of its (nonzero) digits is 2304, while the sum is 28.

Adding to 21131414301142 its reverse (24110341413112), we get a palindrome (45241755714254).

The spelling of 21131414301142 in words is "twenty-one trillion, one hundred thirty-one billion, four hundred fourteen million, three hundred one thousand, one hundred forty-two".