12111002210120 has 32 divisors (see below), whose sum is σ = 29727005425920. Its totient is φ = 4404000803520.

The previous prime is 12111002210077. The next prime is 12111002210141. The reversal of 12111002210120 is 2101220011121.

It is a junction number, because it is equal to n+sod(n) for n = 12111002210095 and 12111002210104.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13762502072 + ... + 13762502951.

It is an arithmetic number, because the mean of its divisors is an integer number (928968919560).

Almost surely, 2^{12111002210120} is an apocalyptic number.

12111002210120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12111002210120 is an abundant number, since it is smaller than the sum of its proper divisors (17616003215800).

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

12111002210120 is a wasteful number, since it uses less digits than its factorization.

12111002210120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27525005045 (or 27525005041 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 14.

Adding to 12111002210120 its reverse (2101220011121), we get a palindrome (14212222221241).

The spelling of 12111002210120 in words is "twelve trillion, one hundred eleven billion, two million, two hundred ten thousand, one hundred twenty".