12102110121000 has 64 divisors (see below), whose sum is σ = 37758583586880. Its totient is φ = 3227229364800.

The previous prime is 12102110120977. The next prime is 12102110121029. The reversal of 12102110121000 is 12101120121.

It is a super-2 number, since 2×12102110121000² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2017015354 + ... + 2017021353.

It is an arithmetic number, because the mean of its divisors is an integer number (589977868545).

Almost surely, 2^{12102110121000} is an apocalyptic number.

12102110121000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12102110121000 is an abundant number, since it is smaller than the sum of its proper divisors (25656473465880).

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

12102110121000 is a wasteful number, since it uses less digits than its factorization.

12102110121000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4034036731 (or 4034036717 counting only the distinct ones).

The product of its (nonzero) digits is 8, while the sum is 12.

Adding to 12102110121000 its reverse (12101120121), we get a palindrome (12114211241121).

The spelling of 12102110121000 in words is "twelve trillion, one hundred two billion, one hundred ten million, one hundred twenty-one thousand".