1020223525 has 12 divisors (see below), whose sum is σ = 1331660800. Its totient is φ = 773221680.

The previous prime is 1020223517. The next prime is 1020223573. The reversal of 1020223525 is 5253220201.

1020223525 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 1020223525 - 2³ = 1020223517 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1020223496 and 1020223505.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1073445 + ... + 1074394.

Almost surely, 2^1020223525 is an apocalyptic number.

It is an amenable number.

1020223525 is a deficient number, since it is larger than the sum of its proper divisors (311437275).

1020223525 is a wasteful number, since it uses less digits than its factorization.

1020223525 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2147868 (or 2147863 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 22.

The square root of 1020223525 is about 31940.9380732627. The cubic root of 1020223525 is about 1006.6962353467.

Adding to 1020223525 its reverse (5253220201), we get a palindrome (6273443726).

The spelling of 1020223525 in words is "one billion, twenty million, two hundred twenty-three thousand, five hundred twenty-five".