220272012404 has 6 divisors (see below), whose sum is σ = 385476021714. Its totient is φ = 110136006200.

The previous prime is 220272012403. The next prime is 220272012427. The reversal of 220272012404 is 404210272022.

It can be written as a sum of positive squares in only one way, i.e., 176946422500 + 43325589904 = 420650^2 + 208148^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220272012403) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27534001547 + ... + 27534001554.

It is an arithmetic number, because the mean of its divisors is an integer number (64246003619).

Almost surely, 2^220272012404 is an apocalyptic number.

It is an amenable number.

220272012404 is a deficient number, since it is larger than the sum of its proper divisors (165204009310).

220272012404 is a wasteful number, since it uses less digits than its factorization.

220272012404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 55068003105 (or 55068003103 counting only the distinct ones).

The product of its (nonzero) digits is 3584, while the sum is 26.

Adding to 220272012404 its reverse (404210272022), we get a palindrome (624482284426).

The spelling of 220272012404 in words is "two hundred twenty billion, two hundred seventy-two million, twelve thousand, four hundred four".