1001001202 has 4 divisors (see below), whose sum is σ = 1501501806. Its totient is φ = 500500600.

The previous prime is 1001001151. The next prime is 1001001217. The reversal of 1001001202 is 2021001001.

1001001202 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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., 944886121 + 56115081 = 30739^2 + 7491^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 250250299 + ... + 250250302.

Almost surely, 2^1001001202 is an apocalyptic number.

1001001202 is a deficient number, since it is larger than the sum of its proper divisors (500500604).

1001001202 is an equidigital number, since it uses as much as digits as its factorization.

1001001202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 500500603.

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

The square root of 1001001202 is about 31638.6030349003. The cubic root of 1001001202 is about 1000.3336226835. Note that the first 3 decimals are identical.

Adding to 1001001202 its reverse (2021001001), we get a palindrome (3022002203).

It can be divided in two parts, 1001001 and 202, that multiplied together give a palindrome (202202202).

The spelling of 1001001202 in words is "one billion, one million, one thousand, two hundred two".