21214100312410 has 48 divisors (see below), whose sum is σ = 40319140282056. Its totient is φ = 8035391822976.

The previous prime is 21214100312369. The next prime is 21214100312473. The reversal of 21214100312410 is 1421300141212.

It can be written as a sum of positive squares in 4 ways, for example, as 21185832279249 + 28268033161 = 4602807^2 + 168131^2 .

It is an unprimeable number.

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 23 ways as a sum of consecutive naturals, for example, 6661212 + ... + 9316648.

Almost surely, 2^{21214100312410} is an apocalyptic number.

21214100312410 is a deficient number, since it is larger than the sum of its proper divisors (19105039969646).

21214100312410 is a wasteful number, since it uses less digits than its factorization.

21214100312410 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2657695 (or 2657676 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 22.

Adding to 21214100312410 its reverse (1421300141212), we get a palindrome (22635400453622).

The spelling of 21214100312410 in words is "twenty-one trillion, two hundred fourteen billion, one hundred million, three hundred twelve thousand, four hundred ten".