1020223504 has 20 divisors (see below), whose sum is σ = 2022653776. Its totient is φ = 498248352.

The previous prime is 1020223481. The next prime is 1020223507. The reversal of 1020223504 is 4053220201.

It is a super-2 number, since 2×1020223504² = 2081711996228076032, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1020223507) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 740754 + ... + 742129.

Almost surely, 2^1020223504 is an apocalyptic number.

It is an amenable number.

1020223504 is a deficient number, since it is larger than the sum of its proper divisors (1002430272).

1020223504 is a wasteful number, since it uses less digits than its factorization.

1020223504 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1482934 (or 1482928 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 1020223504 is about 31940.9377445309. The cubic root of 1020223504 is about 1006.6962284396.

Adding to 1020223504 its reverse (4053220201), we get a palindrome (5073443705).

The spelling of 1020223504 in words is "one billion, twenty million, two hundred twenty-three thousand, five hundred four".