1001040202 has 8 divisors (see below), whose sum is σ = 1503165636. Its totient is φ = 499984992.

The previous prime is 1001040181. The next prime is 1001040221. The reversal of 1001040202 is 2020401001.

It can be written as a sum of positive squares in 2 ways, for example, as 803665801 + 197374401 = 28349^2 + 14049^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

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, 265213 + ... + 268960.

Almost surely, 2^1001040202 is an apocalyptic number.

1001040202 is a deficient number, since it is larger than the sum of its proper divisors (502125434).

1001040202 is an equidigital number, since it uses as much as digits as its factorization.

1001040202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 535112.

The product of its (nonzero) digits is 16, while the sum is 10.

The square root of 1001040202 is about 31639.2193645798. The cubic root of 1001040202 is about 1000.3466138450.

Adding to 1001040202 its reverse (2020401001), we get a palindrome (3021441203).

The spelling of 1001040202 in words is "one billion, one million, forty thousand, two hundred two".