1020130200 has 120 divisors (see below), whose sum is σ = 3543119580. Its totient is φ = 272030400.

The previous prime is 1020130183. The next prime is 1020130207. The reversal of 1020130200 is 20310201.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (120).

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1020130207) by changing a digit.

It is a polite number, since it can be written in 29 ways as a sum of consecutive naturals, for example, 15286 + ... + 47685.

Almost surely, 2^1020130200 is an apocalyptic number.

1020130200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1020130200 is an abundant number, since it is smaller than the sum of its proper divisors (2522989380).

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

1020130200 is a wasteful number, since it uses less digits than its factorization.

1020130200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62999 (or 62981 counting only the distinct ones).

The product of its (nonzero) digits is 12, while the sum is 9.

The square root of 1020130200 is about 31939.4771403666. The cubic root of 1020130200 is about 1006.6655385472.

Adding to 1020130200 its reverse (20310201), we get a palindrome (1040440401).

It can be divided in two parts, 10201 and 30200, that added together give a square (40401 = 201²).

The spelling of 1020130200 in words is "one billion, twenty million, one hundred thirty thousand, two hundred".