33402112343 has 4 divisors (see below), whose sum is σ = 33645923520. Its totient is φ = 33158301168.

The previous prime is 33402112313. The next prime is 33402112351. The reversal of 33402112343 is 34321120433.

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 33402112343 - 2¹⁴ = 33402095959 is a prime.

It is a super-2 number, since 2×33402112343² (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (33402112313) 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, 121905383 + ... + 121905656.

It is an arithmetic number, because the mean of its divisors is an integer number (8411480880).

Almost surely, 2^33402112343 is an apocalyptic number.

33402112343 is a deficient number, since it is larger than the sum of its proper divisors (243811177).

33402112343 is a wasteful number, since it uses less digits than its factorization.

33402112343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 243811176.

The product of its (nonzero) digits is 5184, while the sum is 26.

Adding to 33402112343 its reverse (34321120433), we get a palindrome (67723232776).

The spelling of 33402112343 in words is "thirty-three billion, four hundred two million, one hundred twelve thousand, three hundred forty-three".