2245124121000 has 256 divisors, whose sum is σ = 7074513388800. Its totient is φ = 592748928000.

The previous prime is 2245124120983. The next prime is 2245124121007. The reversal of 2245124121000 is 1214215422.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (2245124121007) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 733459470 + ... + 733462530.

It is an arithmetic number, because the mean of its divisors is an integer number (27634817925).

Almost surely, 2^{2245124121000} is an apocalyptic number.

2245124121000 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 2245124121000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3537256694400).

2245124121000 is an abundant number, since it is smaller than the sum of its proper divisors (4829389267800).

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

2245124121000 is a wasteful number, since it uses less digits than its factorization.

2245124121000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5437 (or 5423 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 24.

Adding to 2245124121000 its reverse (1214215422), we get a palindrome (2246338336422).

The spelling of 2245124121000 in words is "two trillion, two hundred forty-five billion, one hundred twenty-four million, one hundred twenty-one thousand".