12010012022112 has 96 divisors (see below), whose sum is σ = 35427527186688. Its totient is φ = 3534719248896.

The previous prime is 12010012022033. The next prime is 12010012022117. The reversal of 12010012022112 is 21122021001021.

It is a tau number, because it is divible by the number of its divisors (96).

It is a junction number, because it is equal to n+sod(n) for n = 12010012022091 and 12010012022100.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12010012022117) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 209175798 + ... + 209233205.

It is an arithmetic number, because the mean of its divisors is an integer number (369036741528).

Almost surely, 2^{12010012022112} is an apocalyptic number.

12010012022112 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

12010012022112 is an abundant number, since it is smaller than the sum of its proper divisors (23417515164576).

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

12010012022112 is a wasteful number, since it uses less digits than its factorization.

12010012022112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 418409052 (or 418409044 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 12010012022112 its reverse (21122021001021), we get a palindrome (33132033023133).

The spelling of 12010012022112 in words is "twelve trillion, ten billion, twelve million, twenty-two thousand, one hundred twelve".