21433323413134 has 16 divisors (see below), whose sum is σ = 33549188860800. Its totient is φ = 10250298745720.

The previous prime is 21433323413129. The next prime is 21433323413197. The reversal of 21433323413134 is 43131432333412.

It is a junction number, because it is equal to n+sod(n) for n = 21433323413093 and 21433323413102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8438284 + ... + 10680415.

It is an arithmetic number, because the mean of its divisors is an integer number (2096824303800).

Almost surely, 2^{21433323413134} is an apocalyptic number.

21433323413134 is a deficient number, since it is larger than the sum of its proper divisors (12115865447666).

21433323413134 is a wasteful number, since it uses less digits than its factorization.

21433323413134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19143095.

The product of its digits is 186624, while the sum is 37.

Adding to 21433323413134 its reverse (43131432333412), we get a palindrome (64564755746546).

The spelling of 21433323413134 in words is "twenty-one trillion, four hundred thirty-three billion, three hundred twenty-three million, four hundred thirteen thousand, one hundred thirty-four".