12020102102000 has 80 divisors (see below), whose sum is σ = 29773499936544. Its totient is φ = 4690771520000.

The previous prime is 12020102101981. The next prime is 12020102102009. The reversal of 12020102102000 is 20120102021.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12020102102009) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73211306 + ... + 73375305.

Almost surely, 2^{12020102102000} is an apocalyptic number.

12020102102000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12020102102000 is an abundant number, since it is smaller than the sum of its proper divisors (17753397834544).

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

12020102102000 is a wasteful number, since it uses less digits than its factorization.

12020102102000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146586675 (or 146586659 counting only the distinct ones).

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

Adding to 12020102102000 its reverse (20120102021), we get a palindrome (12040222204021).

The spelling of 12020102102000 in words is "twelve trillion, twenty billion, one hundred two million, one hundred two thousand".