1000100100002 has 8 divisors (see below), whose sum is σ = 1500158617500. Its totient is φ = 500047227504.

The previous prime is 1000100100001. The next prime is 1000100100017. The reversal of 1000100100002 is 2000010010001.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 921621120121 + 78478979881 = 960011^2 + 280141^2 .

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 (1000100100001) 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, 936377 + ... + 1696172.

Almost surely, 2^{1000100100002} is an apocalyptic number.

1000100100002 is a deficient number, since it is larger than the sum of its proper divisors (500058517498).

1000100100002 is a wasteful number, since it uses less digits than its factorization.

1000100100002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2822500.

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

Adding to 1000100100002 its reverse (2000010010001), we get a palindrome (3000110110003).

Subtracting 1000100100002 from its reverse (2000010010001), we obtain a palindrome (999909909999).

The spelling of 1000100100002 in words is "one trillion, one hundred million, one hundred thousand, two".