1021010200 has 48 divisors (see below), whose sum is σ = 2712973680. Its totient is φ = 350060160.

The previous prime is 1021010197. The next prime is 1021010231. The reversal of 1021010200 is 20101201.

1021010200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (7).

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, 363247 + ... + 366046.

It is an arithmetic number, because the mean of its divisors is an integer number (56520285).

Almost surely, 2^1021010200 is an apocalyptic number.

1021010200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1021010200 is an abundant number, since it is smaller than the sum of its proper divisors (1691963480).

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

1021010200 is a wasteful number, since it uses less digits than its factorization.

1021010200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 729316 (or 729307 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

The square root of 1021010200 is about 31953.2502259160. The cubic root of 1021010200 is about 1006.9549169912.

Adding to 1021010200 its reverse (20101201), we get a palindrome (1041111401).

The spelling of 1021010200 in words is "one billion, twenty-one million, ten thousand, two hundred".