120200212121103 has 40 divisors (see below), whose sum is σ = 179795085093360. Its totient is φ = 80027836997760.

The previous prime is 120200212121063. The next prime is 120200212121113. The reversal of 120200212121103 is 301121212002021.

120200212121103 is a `hidden beast` number, since 120 + 200 + 21 + 212 + 110 + 3 = 666.

It is not a de Polignac number, because 120200212121103 - 2⁶ = 120200212121039 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120200212121113) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 873498301 + ... + 873635897.

It is an arithmetic number, because the mean of its divisors is an integer number (4494877127334).

Almost surely, 2^{120200212121103} is an apocalyptic number.

120200212121103 is a deficient number, since it is larger than the sum of its proper divisors (59594872972257).

120200212121103 is a wasteful number, since it uses less digits than its factorization.

120200212121103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151749 (or 151740 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 120200212121103 its reverse (301121212002021), we get a palindrome (421321424123124).

The spelling of 120200212121103 in words is "one hundred twenty trillion, two hundred billion, two hundred twelve million, one hundred twenty-one thousand, one hundred three".