12002211210112 has 128 divisors (see below), whose sum is σ = 26155411200000. Its totient is φ = 5464932157440.

The previous prime is 12002211210097. The next prime is 12002211210127. The reversal of 12002211210112 is 21101211220021.

It is an interprime number because it is at equal distance from previous prime (12002211210097) and next prime (12002211210127).

It is a tau number, because it is divible by the number of its divisors (128).

It is a super-2 number, since 2×12002211210112² (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 polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10699189 + ... + 11767627.

It is an arithmetic number, because the mean of its divisors is an integer number (204339150000).

Almost surely, 2^{12002211210112} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12002211210112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13077705600000).

12002211210112 is an abundant number, since it is smaller than the sum of its proper divisors (14153199989888).

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

12002211210112 is a wasteful number, since it uses less digits than its factorization.

12002211210112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1068652 (or 1068640 counting only the distinct ones).

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

Adding to 12002211210112 its reverse (21101211220021), we get a palindrome (33103422430133).

Subtracting 12002211210112 from its reverse (21101211220021), we obtain a palindrome (9099000009909).

The spelling of 12002211210112 in words is "twelve trillion, two billion, two hundred eleven million, two hundred ten thousand, one hundred twelve".