2241122421400 has 48 divisors (see below), whose sum is σ = 5210802636840. Its totient is φ = 896415763200.

The previous prime is 2241122421281. The next prime is 2241122421403. The reversal of 2241122421400 is 41242211422.

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 (2241122421403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 5612380 + ... + 5998420.

Almost surely, 2^{2241122421400} is an apocalyptic number.

2241122421400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2241122421400 is an abundant number, since it is smaller than the sum of its proper divisors (2969680215440).

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

2241122421400 is a wasteful number, since it uses less digits than its factorization.

2241122421400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 415084 (or 415075 counting only the distinct ones).

The product of its (nonzero) digits is 2048, while the sum is 25.

Adding to 2241122421400 its reverse (41242211422), we get a palindrome (2282364632822).

The spelling of 2241122421400 in words is "two trillion, two hundred forty-one billion, one hundred twenty-two million, four hundred twenty-one thousand, four hundred".