21433313034 has 48 divisors (see below), whose sum is σ = 53398617792. Its totient is φ = 6086228544.

The previous prime is 21433313003. The next prime is 21433313051. The reversal of 21433313034 is 43031333412.

21433313034 is a `hidden beast` number, since 21 + 4 + 3 + 331 + 303 + 4 = 666.

It is a super-2 number, since 2×21433313034² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 21433312989 and 21433313007.

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, 501259 + ... + 542334.

It is an arithmetic number, because the mean of its divisors is an integer number (1112471204).

Almost surely, 2^21433313034 is an apocalyptic number.

21433313034 is an abundant number, since it is smaller than the sum of its proper divisors (31965304758).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

21433313034 is a wasteful number, since it uses less digits than its factorization.

21433313034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1043771 (or 1043768 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 27.

Adding to 21433313034 its reverse (43031333412), we get a palindrome (64464646446).

The spelling of 21433313034 in words is "twenty-one billion, four hundred thirty-three million, three hundred thirteen thousand, thirty-four".