12202211000 has 128 divisors (see below), whose sum is σ = 32695004160. Its totient is φ = 4175568000.

The previous prime is 12202210991. The next prime is 12202211003. The reversal of 12202211000 is 11220221.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12202211003) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4499645 + ... + 4502355.

It is an arithmetic number, because the mean of its divisors is an integer number (255429720).

Almost surely, 2^12202211000 is an apocalyptic number.

12202211000 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 12202211000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16347502080).

12202211000 is an abundant number, since it is smaller than the sum of its proper divisors (20492793160).

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

12202211000 is a wasteful number, since it uses less digits than its factorization.

12202211000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3382 (or 3368 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 12202211000 its reverse (11220221), we get a palindrome (12213431221).

It can be divided in two parts, 1220221 and 1000, that added together give a palindrome (1221221).

The spelling of 12202211000 in words is "twelve billion, two hundred two million, two hundred eleven thousand".