2242321323100 has 72 divisors (see below), whose sum is σ = 5157113079888. Its totient is φ = 843340569600.

The previous prime is 2242321323019. The next prime is 2242321323163. The reversal of 2242321323100 is 13231232422.

It is a super-2 number, since 2×2242321323100² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1089759 + ... + 2381641.

It is an arithmetic number, because the mean of its divisors is an integer number (71626570554).

Almost surely, 2^{2242321323100} is an apocalyptic number.

2242321323100 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 2242321323100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2578556539944).

2242321323100 is an abundant number, since it is smaller than the sum of its proper divisors (2914791756788).

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

2242321323100 is a wasteful number, since it uses less digits than its factorization.

2242321323100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1292935 (or 1292928 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 25.

Adding to 2242321323100 its reverse (13231232422), we get a palindrome (2255552555522).

The spelling of 2242321323100 in words is "two trillion, two hundred forty-two billion, three hundred twenty-one million, three hundred twenty-three thousand, one hundred".