20133214240243 has 16 divisors (see below), whose sum is σ = 22366280334496. Its totient is φ = 18007007927040.

The previous prime is 20133214240199. The next prime is 20133214240247. The reversal of 20133214240243 is 34204241233102.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-20133214240243 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (20133214240247) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 189414546 + ... + 189520807.

It is an arithmetic number, because the mean of its divisors is an integer number (1397892520906).

Almost surely, 2^{20133214240243} is an apocalyptic number.

20133214240243 is a deficient number, since it is larger than the sum of its proper divisors (2233066094253).

20133214240243 is a wasteful number, since it uses less digits than its factorization.

20133214240243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 378935494.

The product of its (nonzero) digits is 27648, while the sum is 31.

Adding to 20133214240243 its reverse (34204241233102), we get a palindrome (54337455473345).

The spelling of 20133214240243 in words is "twenty trillion, one hundred thirty-three billion, two hundred fourteen million, two hundred forty thousand, two hundred forty-three".