2100322240000 has 100 divisors (see below), whose sum is σ = 5244000042204. Its totient is φ = 840128768000.

The previous prime is 2100322239997. The next prime is 2100322240001. The reversal of 2100322240000 is 422230012.

It is a tau number, because it is divible by the number of its divisors (100).

It is a super-2 number, since 2×2100322240000² (a number of 25 digits) contains 22 as substring.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2100322240001) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 2961754 + ... + 3601753.

Almost surely, 2^{2100322240000} is an apocalyptic number.

2100322240000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2100322240000 is an abundant number, since it is smaller than the sum of its proper divisors (3143677802204).

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

2100322240000 is an frugal number, since it uses more digits than its factorization.

2100322240000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6563545 (or 6563514 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 16.

Adding to 2100322240000 its reverse (422230012), we get a palindrome (2100744470012).

The spelling of 2100322240000 in words is "two trillion, one hundred billion, three hundred twenty-two million, two hundred forty thousand".