220400032040234 has 32 divisors (see below), whose sum is σ = 333671059169280. Its totient is φ = 109177205985792.

The previous prime is 220400032040191. The next prime is 220400032040291. The reversal of 220400032040234 is 432040230004022.

It is a happy 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 15 ways as a sum of consecutive naturals, for example, 6329860877 + ... + 6329895695.

It is an arithmetic number, because the mean of its divisors is an integer number (10427220599040).

Almost surely, 2^{220400032040234} is an apocalyptic number.

220400032040234 is a deficient number, since it is larger than the sum of its proper divisors (113271027129046).

220400032040234 is a wasteful number, since it uses less digits than its factorization.

220400032040234 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46334.

The product of its (nonzero) digits is 9216, while the sum is 26.

Adding to 220400032040234 its reverse (432040230004022), we get a palindrome (652440262044256).

The spelling of 220400032040234 in words is "two hundred twenty trillion, four hundred billion, thirty-two million, forty thousand, two hundred thirty-four".