12202210331340 has 144 divisors (see below), whose sum is σ = 35324247329280. Its totient is φ = 3146329248000.

The previous prime is 12202210331323. The next prime is 12202210331347. The reversal of 12202210331340 is 4313301220221.

It is a self number, because there is not a number n which added to its sum of digits gives 12202210331340.

It is not an unprimeable number, because it can be changed into a prime (12202210331347) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 12709165 + ... + 13635515.

It is an arithmetic number, because the mean of its divisors is an integer number (245307273120).

Almost surely, 2^{12202210331340} is an apocalyptic number.

12202210331340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12202210331340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17662123664640).

12202210331340 is an abundant number, since it is smaller than the sum of its proper divisors (23122036997940).

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

12202210331340 is a wasteful number, since it uses less digits than its factorization.

12202210331340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 926544 (or 926481 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 12202210331340 its reverse (4313301220221), we get a palindrome (16515511551561).

The spelling of 12202210331340 in words is "twelve trillion, two hundred two billion, two hundred ten million, three hundred thirty-one thousand, three hundred forty".