20423114343 has 6 divisors (see below), whose sum is σ = 29500054064. Its totient is φ = 13615409556.

The previous prime is 20423114329. The next prime is 20423114357. The reversal of 20423114343 is 34341132402.

20423114343 is a `hidden beast` number, since 2 + 0 + 4 + 2 + 311 + 4 + 343 = 666.

It is an interprime number because it is at equal distance from previous prime (20423114329) and next prime (20423114357).

It is not a de Polignac number, because 20423114343 - 2²¹ = 20421017191 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 (20423114303) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1134617455 + ... + 1134617472.

Almost surely, 2^20423114343 is an apocalyptic number.

20423114343 is a deficient number, since it is larger than the sum of its proper divisors (9076939721).

20423114343 is a wasteful number, since it uses less digits than its factorization.

20423114343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2269234933 (or 2269234930 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 27.

Adding to 20423114343 its reverse (34341132402), we get a palindrome (54764246745).

The spelling of 20423114343 in words is "twenty billion, four hundred twenty-three million, one hundred fourteen thousand, three hundred forty-three".