2122020055543 has 2 divisors, whose sum is σ = 2122020055544. Its totient is φ = 2122020055542.

The previous prime is 2122020055471. The next prime is 2122020055619. The reversal of 2122020055543 is 3455500202212.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2122020055543 is a prime.

It is a super-2 number, since 2×2122020055543² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2122026055543) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1061010027771 + 1061010027772.

It is an arithmetic number, because the mean of its divisors is an integer number (1061010027772).

Almost surely, 2^{2122020055543} is an apocalyptic number.

2122020055543 is a deficient number, since it is larger than the sum of its proper divisors (1).

2122020055543 is an equidigital number, since it uses as much as digits as its factorization.

2122020055543 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24000, while the sum is 31.

Adding to 2122020055543 its reverse (3455500202212), we get a palindrome (5577520257755).

The spelling of 2122020055543 in words is "two trillion, one hundred twenty-two billion, twenty million, fifty-five thousand, five hundred forty-three".