21214045035 has 24 divisors (see below), whose sum is σ = 36854806560. Its totient is φ = 11288374272.

The previous prime is 21214045019. The next prime is 21214045117. The reversal of 21214045035 is 53054041212.

21214045035 is a `hidden beast` number, since 2 + 12 + 140 + 4 + 503 + 5 = 666.

It is not a de Polignac number, because 21214045035 - 2⁴ = 21214045019 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 517174 + ... + 556683.

It is an arithmetic number, because the mean of its divisors is an integer number (1535616940).

Almost surely, 2^21214045035 is an apocalyptic number.

21214045035 is a deficient number, since it is larger than the sum of its proper divisors (15640761525).

21214045035 is a wasteful number, since it uses less digits than its factorization.

21214045035 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1074307 (or 1074304 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 27.

Adding to 21214045035 its reverse (53054041212), we get a palindrome (74268086247).

The spelling of 21214045035 in words is "twenty-one billion, two hundred fourteen million, forty-five thousand, thirty-five".