10466220161 has 4 divisors (see below), whose sum is σ = 10466572500. Its totient is φ = 10465867824.

The previous prime is 10466220143. The next prime is 10466220179. The reversal of 10466220161 is 16102266401.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 16102266401 = 13 ⋅1238635877.

It is an interprime number because it is at equal distance from previous prime (10466220143) and next prime (10466220179).

It can be written as a sum of positive squares in 2 ways, for example, as 1188870400 + 9277349761 = 34480^2 + 96319^2 .

It is a cyclic number.

It is not a de Polignac number, because 10466220161 - 2¹⁴ = 10466203777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10466220181) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 127046 + ... + 192543.

It is an arithmetic number, because the mean of its divisors is an integer number (2616643125).

Almost surely, 2^10466220161 is an apocalyptic number.

It is an amenable number.

10466220161 is a deficient number, since it is larger than the sum of its proper divisors (352339).

10466220161 is an equidigital number, since it uses as much as digits as its factorization.

10466220161 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 352338.

The product of its (nonzero) digits is 3456, while the sum is 29.

Adding to 10466220161 its reverse (16102266401), we get a palindrome (26568486562).

The spelling of 10466220161 in words is "ten billion, four hundred sixty-six million, two hundred twenty thousand, one hundred sixty-one".