20135544304233 has 8 divisors (see below), whose sum is σ = 26857144466208. Its totient is φ = 13418820172544.

The previous prime is 20135544304199. The next prime is 20135544304277. The reversal of 20135544304233 is 33240344553102.

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

It is a cyclic number.

It is not a de Polignac number, because 20135544304233 - 2¹⁰ = 20135544303209 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20135544304191 and 20135544304200.

It is not an unprimeable number, because it can be changed into a prime (20135544304633) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1218997935 + ... + 1219014452.

It is an arithmetic number, because the mean of its divisors is an integer number (3357143058276).

Almost surely, 2^{20135544304233} is an apocalyptic number.

It is an amenable number.

20135544304233 is a deficient number, since it is larger than the sum of its proper divisors (6721600161975).

20135544304233 is a wasteful number, since it uses less digits than its factorization.

20135544304233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2438015143.

The product of its (nonzero) digits is 518400, while the sum is 39.

Adding to 20135544304233 its reverse (33240344553102), we get a palindrome (53375888857335).

The spelling of 20135544304233 in words is "twenty trillion, one hundred thirty-five billion, five hundred forty-four million, three hundred four thousand, two hundred thirty-three".