120100211121020 has 96 divisors (see below), whose sum is σ = 281644563352320. Its totient is φ = 42713865169920.

The previous prime is 120100211120993. The next prime is 120100211121067. The reversal of 120100211121020 is 20121112001021.

It is a super-2 number, since 2×120100211121020² (a number of 29 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 120100211120986 and 120100211121004.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 15743012 + ... + 22091691.

It is an arithmetic number, because the mean of its divisors is an integer number (2933797534920).

Almost surely, 2^{120100211121020} is an apocalyptic number.

120100211121020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120100211121020 is an abundant number, since it is smaller than the sum of its proper divisors (161544352231300).

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

120100211121020 is a wasteful number, since it uses less digits than its factorization.

120100211121020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37835175 (or 37835173 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 120100211121020 its reverse (20121112001021), we get a palindrome (140221323122041).

The spelling of 120100211121020 in words is "one hundred twenty trillion, one hundred billion, two hundred eleven million, one hundred twenty-one thousand, twenty".