220457103466 has 4 divisors (see below), whose sum is σ = 330685655202. Its totient is φ = 110228551732.

The previous prime is 220457103463. The next prime is 220457103509. The reversal of 220457103466 is 664301754022.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 168892231225 + 51564872241 = 410965^2 + 227079^2 .

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (220457103463) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55114275865 + ... + 55114275868.

Almost surely, 2^220457103466 is an apocalyptic number.

220457103466 is a deficient number, since it is larger than the sum of its proper divisors (110228551736).

220457103466 is a wasteful number, since it uses less digits than its factorization.

220457103466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110228551735.

The product of its (nonzero) digits is 241920, while the sum is 40.

Adding to 220457103466 its reverse (664301754022), we get a palindrome (884758857488).

The spelling of 220457103466 in words is "two hundred twenty billion, four hundred fifty-seven million, one hundred three thousand, four hundred sixty-six".