12002202102 has 128 divisors (see below), whose sum is σ = 28552642560. Its totient is φ = 3325069440.

The previous prime is 12002202019. The next prime is 12002202109. The reversal of 12002202102 is 20120220021.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12002202109) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 4532943 + ... + 4535589.

It is an arithmetic number, because the mean of its divisors is an integer number (223067520).

Almost surely, 2^12002202102 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12002202102, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14276321280).

12002202102 is an abundant number, since it is smaller than the sum of its proper divisors (16550440458).

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

12002202102 is a wasteful number, since it uses less digits than its factorization.

12002202102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2818.

The product of its (nonzero) digits is 32, while the sum is 12.

Adding to 12002202102 its reverse (20120220021), we get a palindrome (32122422123).

The spelling of 12002202102 in words is "twelve billion, two million, two hundred two thousand, one hundred two".