101001000001002 has 64 divisors (see below), whose sum is σ = 202860686646144. Its totient is φ = 33524177448960.

The previous prime is 101001000001001. The next prime is 101001000001093. The reversal of 101001000001002 is 200100000100101.

It is a Harshad number since it is a multiple of its sum of digits (6).

It is not an unprimeable number, because it can be changed into a prime (101001000001001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12056937438 + ... + 12056945814.

It is an arithmetic number, because the mean of its divisors is an integer number (3169698228846).

Almost surely, 2^{101001000001002} is an apocalyptic number.

101001000001002 is an abundant number, since it is smaller than the sum of its proper divisors (101859686645142).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

101001000001002 is a wasteful number, since it uses less digits than its factorization.

101001000001002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16103.

The product of its (nonzero) digits is 2, while the sum is 6.

Adding to 101001000001002 its reverse (200100000100101), we get a palindrome (301101000101103).

Subtracting 101001000001002 from its reverse (200100000100101), we obtain a palindrome (99099000099099).

The spelling of 101001000001002 in words is "one hundred one trillion, one billion, one thousand, two".