220220010212281 has 2 divisors, whose sum is σ = 220220010212282. Its totient is φ = 220220010212280.

The previous prime is 220220010212273. The next prime is 220220010212287. The reversal of 220220010212281 is 182212010022022.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 127111193409600 + 93108816802681 = 11274360^2 + 9649291^2 .

It is a cyclic number.

It is not a de Polignac number, because 220220010212281 - 2³ = 220220010212273 is a prime.

It is a super-2 number, since 2×220220010212281² (a number of 29 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (220220010212287) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110110005106140 + 110110005106141.

It is an arithmetic number, because the mean of its divisors is an integer number (110110005106141).

Almost surely, 2^{220220010212281} is an apocalyptic number.

It is an amenable number.

220220010212281 is a deficient number, since it is larger than the sum of its proper divisors (1).

220220010212281 is an equidigital number, since it uses as much as digits as its factorization.

220220010212281 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1024, while the sum is 25.

The spelling of 220220010212281 in words is "two hundred twenty trillion, two hundred twenty billion, ten million, two hundred twelve thousand, two hundred eighty-one".