2122312120343 has 4 divisors (see below), whose sum is σ = 2124061760568. Its totient is φ = 2120562480120.

The previous prime is 2122312120337. The next prime is 2122312120351. The reversal of 2122312120343 is 3430212132212.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2122312120343 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 (2122312125343) 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, 874818293 + ... + 874820718.

It is an arithmetic number, because the mean of its divisors is an integer number (531015440142).

Almost surely, 2^{2122312120343} is an apocalyptic number.

2122312120343 is a deficient number, since it is larger than the sum of its proper divisors (1749640225).

2122312120343 is a wasteful number, since it uses less digits than its factorization.

2122312120343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1749640224.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 2122312120343 its reverse (3430212132212), we get a palindrome (5552524252555).

The spelling of 2122312120343 in words is "two trillion, one hundred twenty-two billion, three hundred twelve million, one hundred twenty thousand, three hundred forty-three".