12202120000 has 140 divisors (see below), whose sum is σ = 34580555680. Its totient is φ = 4183488000.

The previous prime is 12202119997. The next prime is 12202120013. The reversal of 12202120000 is 2120221.

It is a tau number, because it is divible by the number of its divisors (140).

It is a Harshad number since it is a multiple of its sum of digits (10).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 258211 + ... + 301789.

Almost surely, 2^12202120000 is an apocalyptic number.

12202120000 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 12202120000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17290277840).

12202120000 is an abundant number, since it is smaller than the sum of its proper divisors (22378435680).

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

12202120000 is an frugal number, since it uses more digits than its factorization.

12202120000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43618 (or 43593 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 10.

Adding to 12202120000 its reverse (2120221), we get a palindrome (12204240221).

The spelling of 12202120000 in words is "twelve billion, two hundred two million, one hundred twenty thousand".