120202110212100 has 144 divisors (see below), whose sum is σ = 404205062553600. Its totient is φ = 27009093985920.

The previous prime is 120202110212077. The next prime is 120202110212189. The reversal of 120202110212100 is 1212011202021.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is a self number, because there is not a number n which added to its sum of digits gives 120202110212100.

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 47 ways as a sum of consecutive naturals, for example, 484953220 + ... + 485201019.

Almost surely, 2^{120202110212100} is an apocalyptic number.

120202110212100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

120202110212100 is an abundant number, since it is smaller than the sum of its proper divisors (284002952341500).

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

120202110212100 is a wasteful number, since it uses less digits than its factorization.

120202110212100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 970154322 (or 970154315 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 120202110212100 its reverse (1212011202021), we get a palindrome (121414121414121).

The spelling of 120202110212100 in words is "one hundred twenty trillion, two hundred two billion, one hundred ten million, two hundred twelve thousand, one hundred".