100120002121210 has 16 divisors (see below), whose sum is σ = 180216472572576. Its totient is φ = 40047896680848.

The previous prime is 100120002121193. The next prime is 100120002121301. The reversal of 100120002121210 is 12121200021001.

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 in 7 ways as a sum of consecutive naturals, for example, 8922732 + ... + 16728871.

It is an arithmetic number, because the mean of its divisors is an integer number (11263529535786).

Almost surely, 2^{100120002121210} is an apocalyptic number.

100120002121210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

100120002121210 is a deficient number, since it is larger than the sum of its proper divisors (80096470451366).

100120002121210 is a wasteful number, since it uses less digits than its factorization.

100120002121210 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26041917.

The product of its (nonzero) digits is 16, while the sum is 13.

Adding to 100120002121210 its reverse (12121200021001), we get a palindrome (112241202142211).

The spelling of 100120002121210 in words is "one hundred trillion, one hundred twenty billion, two million, one hundred twenty-one thousand, two hundred ten".