20202313343 has 4 divisors (see below), whose sum is σ = 20248332720. Its totient is φ = 20156293968.

The previous prime is 20202313333. The next prime is 20202313349. The reversal of 20202313343 is 34331320202.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 20202313343 - 2²⁴ = 20185536127 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20202313349) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23009030 + ... + 23009907.

It is an arithmetic number, because the mean of its divisors is an integer number (5062083180).

Almost surely, 2^20202313343 is an apocalyptic number.

20202313343 is a deficient number, since it is larger than the sum of its proper divisors (46019377).

20202313343 is an equidigital number, since it uses as much as digits as its factorization.

20202313343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46019376.

The product of its (nonzero) digits is 2592, while the sum is 23.

Adding to 20202313343 its reverse (34331320202), we get a palindrome (54533633545).

The spelling of 20202313343 in words is "twenty billion, two hundred two million, three hundred thirteen thousand, three hundred forty-three".