100223264 has 12 divisors (see below), whose sum is σ = 197314614. Its totient is φ = 50111616.

The previous prime is 100223243. The next prime is 100223267. The reversal of 100223264 is 462322001.

It can be written as a sum of positive squares in only one way, i.e., 97851664 + 2371600 = 9892^2 + 1540^2 .

It is not an unprimeable number, because it can be changed into a prime (100223267) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1565957 + ... + 1566020.

Almost surely, 2^100223264 is an apocalyptic number.

It is an amenable number.

100223264 is a deficient number, since it is larger than the sum of its proper divisors (97091350).

100223264 is an equidigital number, since it uses as much as digits as its factorization.

100223264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3131987 (or 3131979 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 20.

The square root of 100223264 is about 10011.1569760942. The cubic root of 100223264 is about 464.5040598334.

Adding to 100223264 its reverse (462322001), we get a palindrome (562545265).

The spelling of 100223264 in words is "one hundred million, two hundred twenty-three thousand, two hundred sixty-four".