12101101002120 has 128 divisors (see below), whose sum is σ = 39101083136640. Its totient is φ = 2978334965760.

The previous prime is 12101101002103. The next prime is 12101101002169. The reversal of 12101101002120 is 2120010110121.

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

It is a junction number, because it is equal to n+sod(n) for n = 12101101002096 and 12101101002105.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11259400 + ... + 12287240.

It is an arithmetic number, because the mean of its divisors is an integer number (305477212005).

Almost surely, 2^{12101101002120} is an apocalyptic number.

12101101002120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12101101002120 is an abundant number, since it is smaller than the sum of its proper divisors (26999982134520).

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

12101101002120 is a wasteful number, since it uses less digits than its factorization.

12101101002120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1035415 (or 1035411 counting only the distinct ones).

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

Adding to 12101101002120 its reverse (2120010110121), we get a palindrome (14221111112241).

The spelling of 12101101002120 in words is "twelve trillion, one hundred one billion, one hundred one million, two thousand, one hundred twenty".