100223250563 has 4 divisors (see below), whose sum is σ = 100223886840. Its totient is φ = 100222614288.

The previous prime is 100223250541. The next prime is 100223250619. The reversal of 100223250563 is 365052322001.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-100223250563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (100223250163) 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, 111908 + ... + 461486.

It is an arithmetic number, because the mean of its divisors is an integer number (25055971710).

Almost surely, 2^100223250563 is an apocalyptic number.

100223250563 is a deficient number, since it is larger than the sum of its proper divisors (636277).

100223250563 is an equidigital number, since it uses as much as digits as its factorization.

100223250563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 636276.

The product of its (nonzero) digits is 10800, while the sum is 29.

Adding to 100223250563 its reverse (365052322001), we get a palindrome (465275572564).

The spelling of 100223250563 in words is "one hundred billion, two hundred twenty-three million, two hundred fifty thousand, five hundred sixty-three".