2213452543122 has 96 divisors (see below), whose sum is σ = 5029361758512. Its totient is φ = 702872266752.

The previous prime is 2213452543097. The next prime is 2213452543163.

2213452543122 is a `hidden beast` number, since 2 + 2 + 1 + 3 + 4 + 525 + 4 + 3 + 122 = 666.

2213452543122 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in 8 ways, for example, as 1594585547361 + 618866995761 = 1262769^2 + 786681^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6494508 + ... + 6826824.

Almost surely, 2^{2213452543122} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2213452543122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2514680879256).

2213452543122 is an abundant number, since it is smaller than the sum of its proper divisors (2815909215390).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2213452543122 is a wasteful number, since it uses less digits than its factorization.

2213452543122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 332572 (or 332569 counting only the distinct ones).

The product of its digits is 115200, while the sum is 36.

The spelling of 2213452543122 in words is "two trillion, two hundred thirteen billion, four hundred fifty-two million, five hundred forty-three thousand, one hundred twenty-two".