120021202021102 has 16 divisors (see below), whose sum is σ = 180523213743312. Its totient is φ = 59846813040960.

The previous prime is 120021202021001. The next prime is 120021202021109. The reversal of 120021202021102 is 201120202120021.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (120021202021109) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11538313 + ... + 19317739.

It is an arithmetic number, because the mean of its divisors is an integer number (11282700858957).

Almost surely, 2^{120021202021102} is an apocalyptic number.

120021202021102 is a deficient number, since it is larger than the sum of its proper divisors (60502011722210).

120021202021102 is a wasteful number, since it uses less digits than its factorization.

120021202021102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7800483.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 120021202021102 its reverse (201120202120021), we get a palindrome (321141404141123).

The spelling of 120021202021102 in words is "one hundred twenty trillion, twenty-one billion, two hundred two million, twenty-one thousand, one hundred two".