120021043243102 has 16 divisors (see below), whose sum is σ = 182342470415040. Its totient is φ = 59240486646432.

The previous prime is 120021043243033. The next prime is 120021043243117. The reversal of 120021043243102 is 201342340120021.

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, 65816373 + ... + 67615360.

It is an arithmetic number, because the mean of its divisors is an integer number (11396404400940).

Almost surely, 2^{120021043243102} is an apocalyptic number.

120021043243102 is a deficient number, since it is larger than the sum of its proper divisors (62321427171938).

120021043243102 is a wasteful number, since it uses less digits than its factorization.

120021043243102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 133437507.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 120021043243102 its reverse (201342340120021), we get a palindrome (321363383363123).

The spelling of 120021043243102 in words is "one hundred twenty trillion, twenty-one billion, forty-three million, two hundred forty-three thousand, one hundred two".