2212340165532 has 72 divisors (see below), whose sum is σ = 6767158166496. Its totient is φ = 594915001344.

The previous prime is 2212340165509. The next prime is 2212340165551. The reversal of 2212340165532 is 2355610432122.

2212340165532 is a `hidden beast` number, since 2 + 2 + 1 + 23 + 40 + 1 + 65 + 532 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 258205353 + ... + 258213920.

It is an arithmetic number, because the mean of its divisors is an integer number (93988307868).

Almost surely, 2^{2212340165532} is an apocalyptic number.

It is an amenable number.

2212340165532 is an abundant number, since it is smaller than the sum of its proper divisors (4554818000964).

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

2212340165532 is a wasteful number, since it uses less digits than its factorization.

2212340165532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 516419307 (or 516419302 counting only the distinct ones).

The product of its (nonzero) digits is 86400, while the sum is 36.

Adding to 2212340165532 its reverse (2355610432122), we get a palindrome (4567950597654).

The spelling of 2212340165532 in words is "two trillion, two hundred twelve billion, three hundred forty million, one hundred sixty-five thousand, five hundred thirty-two".