1001330101 has 4 divisors (see below), whose sum is σ = 1033631104. Its totient is φ = 969029100.

The previous prime is 1001330089. The next prime is 1001330119. The reversal of 1001330101 is 1010331001.

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 a cyclic number.

It is not a de Polignac number, because 1001330101 - 2⁵ = 1001330069 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1001330171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16150455 + ... + 16150516.

It is an arithmetic number, because the mean of its divisors is an integer number (258407776).

Almost surely, 2^1001330101 is an apocalyptic number.

It is an amenable number.

1001330101 is a deficient number, since it is larger than the sum of its proper divisors (32301003).

1001330101 is an equidigital number, since it uses as much as digits as its factorization.

1001330101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32301002.

The product of its (nonzero) digits is 9, while the sum is 10.

The square root of 1001330101 is about 31643.8003564679. The cubic root of 1001330101 is about 1000.4431705708.

Adding to 1001330101 its reverse (1010331001), we get a palindrome (2011661102).

The spelling of 1001330101 in words is "one billion, one million, three hundred thirty thousand, one hundred one".