2122064340543 has 24 divisors (see below), whose sum is σ = 3584557561728. Its totient is φ = 1184408002512.

The previous prime is 2122064340527. The next prime is 2122064340547. The reversal of 2122064340543 is 3450434602212.

2122064340543 is a `hidden beast` number, since 2 + 1 + 2 + 2 + 0 + 643 + 4 + 0 + 5 + 4 + 3 = 666.

It is not a de Polignac number, because 2122064340543 - 2⁴ = 2122064340527 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 2122064340498 and 2122064340507.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2122064340547) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 391666605 + ... + 391672022.

It is an arithmetic number, because the mean of its divisors is an integer number (149356565072).

Almost surely, 2^{2122064340543} is an apocalyptic number.

2122064340543 is a deficient number, since it is larger than the sum of its proper divisors (1462493221185).

2122064340543 is a wasteful number, since it uses less digits than its factorization.

2122064340543 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 783338683 (or 783338680 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

Adding to 2122064340543 its reverse (3450434602212), we get a palindrome (5572498942755).

The spelling of 2122064340543 in words is "two trillion, one hundred twenty-two billion, sixty-four million, three hundred forty thousand, five hundred forty-three".