220051331454 has 16 divisors (see below), whose sum is σ = 444460116240. Its totient is φ = 72624201600.

The previous prime is 220051331453. The next prime is 220051331491. The reversal of 220051331454 is 454133150022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220051331453) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 181559899 + ... + 181561110.

It is an arithmetic number, because the mean of its divisors is an integer number (27778757265).

Almost surely, 2^220051331454 is an apocalyptic number.

220051331454 is an abundant number, since it is smaller than the sum of its proper divisors (224408784786).

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

220051331454 is a wasteful number, since it uses less digits than its factorization.

220051331454 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 363121115.

The product of its (nonzero) digits is 14400, while the sum is 30.

Adding to 220051331454 its reverse (454133150022), we get a palindrome (674184481476).

The spelling of 220051331454 in words is "two hundred twenty billion, fifty-one million, three hundred thirty-one thousand, four hundred fifty-four".