1010200400 has 60 divisors (see below), whose sum is σ = 2647654944. Its totient is φ = 367344000.

The previous prime is 1010200391. The next prime is 1010200421. The reversal of 1010200400 is 40020101.

It is a Harshad number since it is a multiple of its sum of digits (8).

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, 110396 + ... + 119195.

Almost surely, 2^1010200400 is an apocalyptic number.

1010200400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1010200400 is an abundant number, since it is smaller than the sum of its proper divisors (1637454544).

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

1010200400 is a wasteful number, since it uses less digits than its factorization.

1010200400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 229620 (or 229609 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 8.

The square root of 1010200400 is about 31783.6498848071. The cubic root of 1010200400 is about 1003.3886374988.

Adding to 1010200400 its reverse (40020101), we get a palindrome (1050220501).

The spelling of 1010200400 in words is "one billion, ten million, two hundred thousand, four hundred".