1020233512 has 64 divisors (see below), whose sum is σ = 2081790720. Its totient is φ = 466894848.

The previous prime is 1020233507. The next prime is 1020233521. The reversal of 1020233512 is 2153320201.

It is a self number, because there is not a number n which added to its sum of digits gives 1020233512.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1233243 + ... + 1234069.

It is an arithmetic number, because the mean of its divisors is an integer number (32527980).

Almost surely, 2^1020233512 is an apocalyptic number.

It is an amenable number.

1020233512 is an abundant number, since it is smaller than the sum of its proper divisors (1061557208).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1020233512 is a wasteful number, since it uses less digits than its factorization.

1020233512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1090 (or 1086 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 1020233512 is about 31941.0944083010. The cubic root of 1020233512 is about 1006.6995201963.

Adding to 1020233512 its reverse (2153320201), we get a palindrome (3173553713).

The spelling of 1020233512 in words is "one billion, twenty million, two hundred thirty-three thousand, five hundred twelve".