220226435115481 has 2 divisors, whose sum is σ = 220226435115482. Its totient is φ = 220226435115480.

The previous prime is 220226435115451. The next prime is 220226435115517. The reversal of 220226435115481 is 184511534622022.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 176599089105481 + 43627346010000 = 13289059^2 + 6605100^2 .

It is a cyclic number.

It is not a de Polignac number, because 220226435115481 - 2⁷ = 220226435115353 is a prime.

It is a super-2 number, since 2×220226435115481² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (220226435115451) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110113217557740 + 110113217557741.

It is an arithmetic number, because the mean of its divisors is an integer number (110113217557741).

Almost surely, 2^{220226435115481} is an apocalyptic number.

It is an amenable number.

220226435115481 is a deficient number, since it is larger than the sum of its proper divisors (1).

220226435115481 is an equidigital number, since it uses as much as digits as its factorization.

220226435115481 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 921600, while the sum is 46.

The spelling of 220226435115481 in words is "two hundred twenty trillion, two hundred twenty-six billion, four hundred thirty-five million, one hundred fifteen thousand, four hundred eighty-one".