21214035535035 has 48 divisors (see below), whose sum is σ = 39484599119136. Its totient is φ = 9697717919232.

The previous prime is 21214035535031. The next prime is 21214035535073. The reversal of 21214035535035 is 53053553041212.

It is not a de Polignac number, because 21214035535035 - 2² = 21214035535031 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 21214035534984 and 21214035535002.

It is not an unprimeable number, because it can be changed into a prime (21214035535031) by changing a digit.

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 47 ways as a sum of consecutive naturals, for example, 78066159 + ... + 78337431.

It is an arithmetic number, because the mean of its divisors is an integer number (822595814982).

Almost surely, 2^{21214035535035} is an apocalyptic number.

21214035535035 is a deficient number, since it is larger than the sum of its proper divisors (18270563584101).

21214035535035 is a wasteful number, since it uses less digits than its factorization.

21214035535035 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 377692 (or 377685 counting only the distinct ones).

The product of its (nonzero) digits is 270000, while the sum is 39.

Adding to 21214035535035 its reverse (53053553041212), we get a palindrome (74267588576247).

The spelling of 21214035535035 in words is "twenty-one trillion, two hundred fourteen billion, thirty-five million, five hundred thirty-five thousand, thirty-five".