12020000120102 has 128 divisors (see below), whose sum is σ = 20894347837440. Its totient is φ = 5142660969600.

The previous prime is 12020000120101. The next prime is 12020000120113. The reversal of 12020000120102 is 20102100002021.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12020000120101) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 5121430493 + ... + 5121432839.

It is an arithmetic number, because the mean of its divisors is an integer number (163237092480).

Almost surely, 2^{12020000120102} is an apocalyptic number.

12020000120102 is a deficient number, since it is larger than the sum of its proper divisors (8874347717338).

12020000120102 is a wasteful number, since it uses less digits than its factorization.

12020000120102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3898.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 12020000120102 its reverse (20102100002021), we get a palindrome (32122100122123).

The spelling of 12020000120102 in words is "twelve trillion, twenty billion, one hundred twenty thousand, one hundred two".