120002121102012 has 12 divisors (see below), whose sum is σ = 280004949238056. Its totient is φ = 40000707034000.

The previous prime is 120002121101963. The next prime is 120002121102029. The reversal of 120002121102012 is 210201121200021.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 120002121101982 and 120002121102000.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5000088379239 + ... + 5000088379262.

It is an arithmetic number, because the mean of its divisors is an integer number (23333745769838).

Almost surely, 2^{120002121102012} is an apocalyptic number.

120002121102012 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

120002121102012 is an abundant number, since it is smaller than the sum of its proper divisors (160002828136044).

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

120002121102012 is a wasteful number, since it uses less digits than its factorization.

120002121102012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10000176758508 (or 10000176758506 counting only the distinct ones).

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

Adding to 120002121102012 its reverse (210201121200021), we get a palindrome (330203242302033).

The spelling of 120002121102012 in words is "one hundred twenty trillion, two billion, one hundred twenty-one million, one hundred two thousand, twelve".