21214024355043 has 12 divisors (see below), whose sum is σ = 32999593441360. Its totient is φ = 13054784218416.

The previous prime is 21214024355039. The next prime is 21214024355053. The reversal of 21214024355043 is 34055342041212.

It is a happy number.

21214024355043 is a `hidden beast` number, since 2 + 1 + 2 + 1 + 40 + 24 + 3 + 550 + 43 = 666.

It is not a de Polignac number, because 21214024355043 - 2² = 21214024355039 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 21214024354989 and 21214024355007.

It is not an unprimeable number, because it can be changed into a prime (21214024355053) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 90658223623 + ... + 90658223856.

Almost surely, 2^{21214024355043} is an apocalyptic number.

21214024355043 is a deficient number, since it is larger than the sum of its proper divisors (11785569086317).

21214024355043 is a wasteful number, since it uses less digits than its factorization.

21214024355043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 181316447498 (or 181316447495 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

Adding to 21214024355043 its reverse (34055342041212), we get a palindrome (55269366396255).

The spelling of 21214024355043 in words is "twenty-one trillion, two hundred fourteen billion, twenty-four million, three hundred fifty-five thousand, forty-three".