100100012002 has 4 divisors (see below), whose sum is σ = 150150018006. Its totient is φ = 50050006000.

The previous prime is 100100011951. The next prime is 100100012021. The reversal of 100100012002 is 200210001001.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 200210001001 = 145517 ⋅1375853.

It can be written as a sum of positive squares in only one way, i.e., 77416941121 + 22683070881 = 278239^2 + 150609^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25025002999 + ... + 25025003002.

Almost surely, 2^100100012002 is an apocalyptic number.

100100012002 is a deficient number, since it is larger than the sum of its proper divisors (50050006004).

100100012002 is an equidigital number, since it uses as much as digits as its factorization.

100100012002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50050006003.

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 100100012002 its reverse (200210001001), we get a palindrome (300310013003).

The spelling of 100100012002 in words is "one hundred billion, one hundred million, twelve thousand, two".