220554340430 has 32 divisors (see below), whose sum is σ = 402487898400. Its totient is φ = 87005458432.

The previous prime is 220554340423. The next prime is 220554340483. The reversal of 220554340430 is 34043455022.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 238766 + ... + 705774.

It is an arithmetic number, because the mean of its divisors is an integer number (12577746825).

Almost surely, 2^220554340430 is an apocalyptic number.

220554340430 is a deficient number, since it is larger than the sum of its proper divisors (181933557970).

220554340430 is a wasteful number, since it uses less digits than its factorization.

220554340430 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 467668.

The product of its (nonzero) digits is 57600, while the sum is 32.

Adding to 220554340430 its reverse (34043455022), we get a palindrome (254597795452).

The spelling of 220554340430 in words is "two hundred twenty billion, five hundred fifty-four million, three hundred forty thousand, four hundred thirty".