1020252200 has 96 divisors (see below), whose sum is σ = 2651080320. Its totient is φ = 361920000.

The previous prime is 1020252199. The next prime is 1020252203. The reversal of 1020252200 is 22520201.

1020252200 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (1020252203) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 84545 + ... + 95855.

It is an arithmetic number, because the mean of its divisors is an integer number (27615420).

Almost surely, 2^1020252200 is an apocalyptic number.

1020252200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1020252200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1325540160).

1020252200 is an abundant number, since it is smaller than the sum of its proper divisors (1630828120).

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

1020252200 is a wasteful number, since it uses less digits than its factorization.

1020252200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11379 (or 11370 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 14.

The square root of 1020252200 is about 31941.3869454662. The cubic root of 1020252200 is about 1006.7056668564.

Adding to 1020252200 its reverse (22520201), we get a palindrome (1042772401).

The spelling of 1020252200 in words is "one billion, twenty million, two hundred fifty-two thousand, two hundred".