100121000002 has 8 divisors (see below), whose sum is σ = 150809875200. Its totient is φ = 49851041604.

The previous prime is 100120999991. The next prime is 100121000029. The reversal of 100121000002 is 200000121001.

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

It is an unprimeable number.

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, 104728602 + ... + 104729557.

It is an arithmetic number, because the mean of its divisors is an integer number (18851234400).

Almost surely, 2^100121000002 is an apocalyptic number.

100121000002 is a deficient number, since it is larger than the sum of its proper divisors (50688875198).

100121000002 is a wasteful number, since it uses less digits than its factorization.

100121000002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 209458400.

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

Adding to 100121000002 its reverse (200000121001), we get a palindrome (300121121003).

The spelling of 100121000002 in words is "one hundred billion, one hundred twenty-one million, two", and thus it is an aban number.