100120210012 has 12 divisors (see below), whose sum is σ = 175231604016. Its totient is φ = 50054037440.

The previous prime is 100120209997. The next prime is 100120210019. The reversal of 100120210012 is 210012021001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (100120210019) by changing a digit.

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, 1479664 + ... + 1545847.

It is an arithmetic number, because the mean of its divisors is an integer number (14602633668).

Almost surely, 2^100120210012 is an apocalyptic number.

It is an amenable number.

100120210012 is a deficient number, since it is larger than the sum of its proper divisors (75111394004).

100120210012 is a wasteful number, since it uses less digits than its factorization.

100120210012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3033788 (or 3033786 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 100120210012 its reverse (210012021001), we get a palindrome (310132231013).

It can be divided in two parts, 10012021001 and 2, that multiplied together give a palindrome (20024042002).

The spelling of 100120210012 in words is "one hundred billion, one hundred twenty million, two hundred ten thousand, twelve".