101001002 has 8 divisors (see below), whose sum is σ = 152037696. Its totient is φ = 50321772.

The previous prime is 101001001. The next prime is 101001011. The reversal of 101001002 is 200100101.

It is a happy number.

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

It is not an unprimeable number, because it can be changed into a prime (101001001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 88658 + ... + 89789.

It is an arithmetic number, because the mean of its divisors is an integer number (19004712).

Almost surely, 2^101001002 is an apocalyptic number.

101001002 is a deficient number, since it is larger than the sum of its proper divisors (51036694).

101001002 is a wasteful number, since it uses less digits than its factorization.

101001002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 178732.

The product of its (nonzero) digits is 2, while the sum is 5.

The square root of 101001002 is about 10049.9254723605. The cubic root of 101001002 is about 465.7024908161.

Adding to 101001002 its reverse (200100101), we get a palindrome (301101103).

Subtracting 101001002 from its reverse (200100101), we obtain a palindrome (99099099).

The spelling of 101001002 in words is "one hundred one million, one thousand, two".