1023020200 has 48 divisors (see below), whose sum is σ = 2403088380. Its totient is φ = 404981760.

The previous prime is 1023020191. The next prime is 1023020209. The reversal of 1023020200 is 20203201.

1023020200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (1023020191) and next prime (1023020209).

It can be written as a sum of positive squares in 6 ways, for example, as 210656196 + 812364004 = 14514^2 + 28502^2 .

It is a Harshad number since it is a multiple of its sum of digits (10).

It is not an unprimeable number, because it can be changed into a prime (1023020209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6967 + ... + 45766.

Almost surely, 2^1023020200 is an apocalyptic number.

1023020200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1023020200 is an abundant number, since it is smaller than the sum of its proper divisors (1380068180).

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

1023020200 is a wasteful number, since it uses less digits than its factorization.

1023020200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52846 (or 52837 counting only the distinct ones).

The product of its (nonzero) digits is 24, while the sum is 10.

The square root of 1023020200 is about 31984.6869611069. The cubic root of 1023020200 is about 1007.6152605975.

Adding to 1023020200 its reverse (20203201), we get a palindrome (1043223401).

The spelling of 1023020200 in words is "one billion, twenty-three million, twenty thousand, two hundred".