220272012427 has 2 divisors, whose sum is σ = 220272012428. Its totient is φ = 220272012426.

The previous prime is 220272012403. The next prime is 220272012439. The reversal of 220272012427 is 724210272022.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 220272012427 - 2¹¹ = 220272010379 is a prime.

It is not a weakly prime, because it can be changed into another prime (220272012487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110136006213 + 110136006214.

It is an arithmetic number, because the mean of its divisors is an integer number (110136006214).

Almost surely, 2^220272012427 is an apocalyptic number.

220272012427 is a deficient number, since it is larger than the sum of its proper divisors (1).

220272012427 is an equidigital number, since it uses as much as digits as its factorization.

220272012427 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12544, while the sum is 31.

Adding to 220272012427 its reverse (724210272022), we get a palindrome (944482284449).

The spelling of 220272012427 in words is "two hundred twenty billion, two hundred seventy-two million, twelve thousand, four hundred twenty-seven".