20313133436435 has 8 divisors (see below), whose sum is σ = 27858011570016. Its totient is φ = 13929005784960.

The previous prime is 20313133436359. The next prime is 20313133436459. The reversal of 20313133436435 is 53463433131302.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 20313133436435 - 2¹⁴ = 20313133420051 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20313133436392 and 20313133436401.

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, 290187620486 + ... + 290187620555.

It is an arithmetic number, because the mean of its divisors is an integer number (3482251446252).

Almost surely, 2^{20313133436435} is an apocalyptic number.

20313133436435 is a deficient number, since it is larger than the sum of its proper divisors (7544878133581).

20313133436435 is an equidigital number, since it uses as much as digits as its factorization.

20313133436435 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 580375241053.

The product of its (nonzero) digits is 699840, while the sum is 41.

Adding to 20313133436435 its reverse (53463433131302), we get a palindrome (73776566567737).

The spelling of 20313133436435 in words is "twenty trillion, three hundred thirteen billion, one hundred thirty-three million, four hundred thirty-six thousand, four hundred thirty-five".