1001442201 has 4 divisors (see below), whose sum is σ = 1335256272. Its totient is φ = 667628132.

The previous prime is 1001442199. The next prime is 1001442203. The reversal of 1001442201 is 1022441001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (1001442199) and next prime (1001442203).

It is a cyclic number.

It is not a de Polignac number, because 1001442201 - 2¹ = 1001442199 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1001442203) 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 in 3 ways as a sum of consecutive naturals, for example, 166907031 + ... + 166907036.

It is an arithmetic number, because the mean of its divisors is an integer number (333814068).

Almost surely, 2^1001442201 is an apocalyptic number.

It is an amenable number.

1001442201 is a deficient number, since it is larger than the sum of its proper divisors (333814071).

1001442201 is an equidigital number, since it uses as much as digits as its factorization.

1001442201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333814070.

The product of its (nonzero) digits is 64, while the sum is 15.

The square root of 1001442201 is about 31645.5715859265. The cubic root of 1001442201 is about 1000.4805027468.

Adding to 1001442201 its reverse (1022441001), we get a palindrome (2023883202).

The spelling of 1001442201 in words is "one billion, one million, four hundred forty-two thousand, two hundred one".