12100222222002 has 96 divisors (see below), whose sum is σ = 28590803841600. Its totient is φ = 3683908335744.

The previous prime is 12100222221961. The next prime is 12100222222043. The reversal of 12100222222002 is 20022222200121.

12100222222002 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 (12100222221961) and next prime (12100222222043).

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 5813433 + ... + 7615539.

It is an arithmetic number, because the mean of its divisors is an integer number (297820873350).

Almost surely, 2^{12100222222002} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12100222222002, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14295401920800).

12100222222002 is an abundant number, since it is smaller than the sum of its proper divisors (16490581619598).

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

12100222222002 is a wasteful number, since it uses less digits than its factorization.

12100222222002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1802840 (or 1802837 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 12100222222002 its reverse (20022222200121), we get a palindrome (32122444422123).

The spelling of 12100222222002 in words is "twelve trillion, one hundred billion, two hundred twenty-two million, two hundred twenty-two thousand, two".