1010200120 has 16 divisors (see below), whose sum is σ = 2272950360. Its totient is φ = 404080032.

The previous prime is 1010200109. The next prime is 1010200133. The reversal of 1010200120 is 210020101.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12627462 + ... + 12627541.

Almost surely, 2^1010200120 is an apocalyptic number.

1010200120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1010200120 is an abundant number, since it is smaller than the sum of its proper divisors (1262750240).

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

1010200120 is a wasteful number, since it uses less digits than its factorization.

1010200120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25255014 (or 25255010 counting only the distinct ones).

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

The square root of 1010200120 is about 31783.6454800264. The cubic root of 1010200120 is about 1003.3885447948.

Adding to 1010200120 its reverse (210020101), we get a palindrome (1220220221).

The spelling of 1010200120 in words is "one billion, ten million, two hundred thousand, one hundred twenty".