1000000202 has 4 divisors (see below), whose sum is σ = 1500000306. Its totient is φ = 500000100.

The previous prime is 1000000181. The next prime is 1000000207. The reversal of 1000000202 is 2020000001.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 984641641 + 15358561 = 31379^2 + 3919^2 .

1000000202 is a modest number, since divided by 202 gives 10 as remainder.

It is not an unprimeable number, because it can be changed into a prime (1000000207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250000049 + ... + 250000052.

Almost surely, 2^1000000202 is an apocalyptic number.

1000000202 is a deficient number, since it is larger than the sum of its proper divisors (500000104).

1000000202 is an equidigital number, since it uses as much as digits as its factorization.

1000000202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500000103.

The product of its (nonzero) digits is 4, while the sum is 5.

The square root of 1000000202 is about 31622.7797955841. The cubic root of 1000000202 is about 1000.0000673333. Note that the first 4 decimals are identical.

Adding to 1000000202 its reverse (2020000001), we get a palindrome (3020000203).

The spelling of 1000000202 in words is "one billion, two hundred two", and thus it is an aban number.