12111020010200 has 96 divisors (see below), whose sum is σ = 30928829356800. Its totient is φ = 4389898296960.

The previous prime is 12111020010197. The next prime is 12111020010247. The reversal of 12111020010200 is 201002011121.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 69197612 + ... + 69372411.

It is an arithmetic number, because the mean of its divisors is an integer number (322175305800).

Almost surely, 2^{12111020010200} is an apocalyptic number.

12111020010200 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12111020010200 is an abundant number, since it is smaller than the sum of its proper divisors (18817809346600).

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

12111020010200 is a wasteful number, since it uses less digits than its factorization.

12111020010200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 138570081 (or 138570072 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 12111020010200 its reverse (201002011121), we get a palindrome (12312022021321).

The spelling of 12111020010200 in words is "twelve trillion, one hundred eleven billion, twenty million, ten thousand, two hundred".