2220232254345 has 160 divisors (see below), whose sum is σ = 4681929719808. Its totient is φ = 985539042432.

The previous prime is 2220232254343. The next prime is 2220232254349. The reversal of 2220232254345 is 5434522320222.

2220232254345 is a `hidden beast` number, since 2 + 220 + 23 + 22 + 54 + 345 = 666.

It is not a de Polignac number, because 2220232254345 - 2¹ = 2220232254343 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2220232254343) by changing a digit.

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 159 ways as a sum of consecutive naturals, for example, 16856514 + ... + 16987716.

Almost surely, 2^{2220232254345} is an apocalyptic number.

It is an amenable number.

2220232254345 is an abundant number, since it is smaller than the sum of its proper divisors (2461697465463).

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

2220232254345 is a wasteful number, since it uses less digits than its factorization.

2220232254345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131401 (or 131392 counting only the distinct ones).

The product of its (nonzero) digits is 230400, while the sum is 36.

Adding to 2220232254345 its reverse (5434522320222), we get a palindrome (7654754574567).

The spelling of 2220232254345 in words is "two trillion, two hundred twenty billion, two hundred thirty-two million, two hundred fifty-four thousand, three hundred forty-five".