12101102002000 has 80 divisors (see below), whose sum is σ = 31920506938944. Its totient is φ = 4400400720000.

The previous prime is 12101102001983. The next prime is 12101102002081. The reversal of 12101102002000 is 20020110121.

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

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 275003046 + ... + 275047045.

Almost surely, 2^{12101102002000} is an apocalyptic number.

12101102002000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12101102002000 is an abundant number, since it is smaller than the sum of its proper divisors (19819404936944).

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

12101102002000 is a wasteful number, since it uses less digits than its factorization.

12101102002000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 550050125 (or 550050109 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 10.

Adding to 12101102002000 its reverse (20020110121), we get a palindrome (12121122112121).

The spelling of 12101102002000 in words is "twelve trillion, one hundred one billion, one hundred two million, two thousand".