1000033201 has 4 divisors (see below), whose sum is σ = 1000920100. Its totient is φ = 999146304.

The previous prime is 1000033193. The next prime is 1000033231. The reversal of 1000033201 is 1023300001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 1023300001 = 881 ⋅1161521.

It can be written as a sum of positive squares in 2 ways, for example, as 49914225 + 950118976 = 7065^2 + 30824^2 .

It is a cyclic number.

It is not a de Polignac number, because 1000033201 - 2³ = 1000033193 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1000033231) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 441756 + ... + 444013.

It is an arithmetic number, because the mean of its divisors is an integer number (250230025).

Almost surely, 2^1000033201 is an apocalyptic number.

It is an amenable number.

1000033201 is a deficient number, since it is larger than the sum of its proper divisors (886899).

1000033201 is an equidigital number, since it uses as much as digits as its factorization.

1000033201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 886898.

The product of its (nonzero) digits is 18, while the sum is 10.

The square root of 1000033201 is about 31623.3015512296. The cubic root of 1000033201 is about 1000.0110668775.

Adding to 1000033201 its reverse (1023300001), we get a palindrome (2023333202).

The spelling of 1000033201 in words is "one billion, thirty-three thousand, two hundred one".