2122202100000 has 288 divisors, whose sum is σ = 7047004587840. Its totient is φ = 559095680000.

The previous prime is 2122202099977. The next prime is 2122202100001. The reversal of 2122202100000 is 12022212.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is not an unprimeable number, because it can be changed into a prime (2122202100001) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 24857386 + ... + 24942614.

It is an arithmetic number, because the mean of its divisors is an integer number (24468765930).

Almost surely, 2^{2122202100000} is an apocalyptic number.

2122202100000 is a gapful number since it is divisible by the number (20) 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 2122202100000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3523502293920).

2122202100000 is an abundant number, since it is smaller than the sum of its proper divisors (4924802487840).

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

2122202100000 is an frugal number, since it uses more digits than its factorization.

2122202100000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85350 (or 85322 counting only the distinct ones).

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

Adding to 2122202100000 its reverse (12022212), we get a palindrome (2122214122212).

The spelling of 2122202100000 in words is "two trillion, one hundred twenty-two billion, two hundred two million, one hundred thousand".