21433410131308 has 36 divisors (see below), whose sum is σ = 43632745867200. Its totient is φ = 9185653163232.

The previous prime is 21433410131209. The next prime is 21433410131311. The reversal of 21433410131308 is 80313101433412.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 20687218 + ... + 21698566.

Almost surely, 2^{21433410131308} is an apocalyptic number.

21433410131308 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

21433410131308 is an abundant number, since it is smaller than the sum of its proper divisors (22199335735892).

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

21433410131308 is a wasteful number, since it uses less digits than its factorization.

21433410131308 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1119494 (or 1119485 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

The spelling of 21433410131308 in words is "twenty-one trillion, four hundred thirty-three billion, four hundred ten million, one hundred thirty-one thousand, three hundred eight".