2244121042300 has 144 divisors (see below), whose sum is σ = 5131809043200. Its totient is φ = 850148006400.

The previous prime is 2244121042291. The next prime is 2244121042309. The reversal of 2244121042300 is 32401214422.

It is an interprime number because it is at equal distance from previous prime (2244121042291) and next prime (2244121042309).

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2244121042309) 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, 121157040 + ... + 121175560.

It is an arithmetic number, because the mean of its divisors is an integer number (35637562800).

Almost surely, 2^{2244121042300} is an apocalyptic number.

2244121042300 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 2244121042300, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2565904521600).

2244121042300 is an abundant number, since it is smaller than the sum of its proper divisors (2887688000900).

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

2244121042300 is a wasteful number, since it uses less digits than its factorization.

2244121042300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19076 (or 19069 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 25.

Adding to 2244121042300 its reverse (32401214422), we get a palindrome (2276522256722).

The spelling of 2244121042300 in words is "two trillion, two hundred forty-four billion, one hundred twenty-one million, forty-two thousand, three hundred".