12202021021120 has 112 divisors (see below), whose sum is σ = 33213103073280. Its totient is φ = 4182772184064.

The previous prime is 12202021021063. The next prime is 12202021021133. The reversal of 12202021021120 is 2112012020221.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (16).

It is a junction number, because it is equal to n+sod(n) for n = 12202021021094 and 12202021021103.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11607951 + ... + 12615409.

Almost surely, 2^{12202021021120} is an apocalyptic number.

12202021021120 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 12202021021120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16606551536640).

12202021021120 is an abundant number, since it is smaller than the sum of its proper divisors (21011082052160).

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

12202021021120 is a wasteful number, since it uses less digits than its factorization.

12202021021120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1012890 (or 1012880 counting only the distinct ones).

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 12202021021120 its reverse (2112012020221), we get a palindrome (14314033041341).

The spelling of 12202021021120 in words is "twelve trillion, two hundred two billion, twenty-one million, twenty-one thousand, one hundred twenty".