100220012110128 has 40 divisors (see below), whose sum is σ = 258902291705200. Its totient is φ = 33406594089984.

The previous prime is 100220012110087. The next prime is 100220012110201. The reversal of 100220012110128 is 821011210022001.

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 7 ways as a sum of consecutive naturals, for example, 21138468 + ... + 25441596.

It is an arithmetic number, because the mean of its divisors is an integer number (6472557292630).

Almost surely, 2^{100220012110128} is an apocalyptic number.

It is an amenable number.

100220012110128 is an abundant number, since it is smaller than the sum of its proper divisors (158682279595072).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

100220012110128 is a wasteful number, since it uses less digits than its factorization.

100220012110128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4788349 (or 4788343 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 21.

Adding to 100220012110128 its reverse (821011210022001), we get a palindrome (921231222132129).

The spelling of 100220012110128 in words is "one hundred trillion, two hundred twenty billion, twelve million, one hundred ten thousand, one hundred twenty-eight".