100120110221020 has 24 divisors (see below), whose sum is σ = 210252840777504. Its totient is φ = 40047928028736.

The previous prime is 100120110220997. The next prime is 100120110221039. The reversal of 100120110221020 is 20122011021001.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3147 + ... + 14150626.

It is an arithmetic number, because the mean of its divisors is an integer number (8760535032396).

Almost surely, 2^{100120110221020} is an apocalyptic number.

100120110221020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

100120110221020 is an abundant number, since it is smaller than the sum of its proper divisors (110132730556484).

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

100120110221020 is a wasteful number, since it uses less digits than its factorization.

100120110221020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14507469 (or 14507467 counting only the distinct ones).

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

Adding to 100120110221020 its reverse (20122011021001), we get a palindrome (120242121242021).

The spelling of 100120110221020 in words is "one hundred trillion, one hundred twenty billion, one hundred ten million, two hundred twenty-one thousand, twenty".