12020210112112 has 20 divisors (see below), whose sum is σ = 23445460164600. Its totient is φ = 5969768779328.

The previous prime is 12020210112109. The next prime is 12020210112121. The reversal of 12020210112112 is 21121101202021.

It is a super-2 number, since 2×12020210112112² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 2521014838 + ... + 2521019605.

It is an arithmetic number, because the mean of its divisors is an integer number (1172273008230).

Almost surely, 2^{12020210112112} is an apocalyptic number.

It is an amenable number.

12020210112112 is a deficient number, since it is larger than the sum of its proper divisors (11425250052488).

12020210112112 is a wasteful number, since it uses less digits than its factorization.

12020210112112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5042034600 (or 5042034594 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 16.

Adding to 12020210112112 its reverse (21121101202021), we get a palindrome (33141311314133).

The spelling of 12020210112112 in words is "twelve trillion, twenty billion, two hundred ten million, one hundred twelve thousand, one hundred twelve".