12210116515512 has 64 divisors (see below), whose sum is σ = 31183025932800. Its totient is φ = 3982386777600.

The previous prime is 12210116515501. The next prime is 12210116515523. The reversal of 12210116515512 is 21551561101221.

It is a happy number.

12210116515512 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12210116515501) and next prime (12210116515523).

It is a congruent number.

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, 2830512 + ... + 5694912.

It is an arithmetic number, because the mean of its divisors is an integer number (487234780200).

Almost surely, 2^{12210116515512} is an apocalyptic number.

12210116515512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12210116515512 is an abundant number, since it is smaller than the sum of its proper divisors (18972909417288).

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

12210116515512 is a wasteful number, since it uses less digits than its factorization.

12210116515512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2868236 (or 2868232 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 33.

Adding to 12210116515512 its reverse (21551561101221), we get a palindrome (33761677616733).

The spelling of 12210116515512 in words is "twelve trillion, two hundred ten billion, one hundred sixteen million, five hundred fifteen thousand, five hundred twelve".