220531053045 has 32 divisors (see below), whose sum is σ = 380654733312. Its totient is φ = 108609293312.

The previous prime is 220531053031. The next prime is 220531053049. The reversal of 220531053045 is 540350135022.

It is a cyclic number.

It is not a de Polignac number, because 220531053045 - 2²⁰ = 220530004469 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220531053049) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 8145237 + ... + 8172266.

It is an arithmetic number, because the mean of its divisors is an integer number (11895460416).

Almost surely, 2^220531053045 is an apocalyptic number.

It is an amenable number.

220531053045 is a deficient number, since it is larger than the sum of its proper divisors (160123680267).

220531053045 is a wasteful number, since it uses less digits than its factorization.

220531053045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16317581.

The product of its (nonzero) digits is 18000, while the sum is 30.

Adding to 220531053045 its reverse (540350135022), we get a palindrome (760881188067).

The spelling of 220531053045 in words is "two hundred twenty billion, five hundred thirty-one million, fifty-three thousand, forty-five".