2243354401200 has 240 divisors, whose sum is σ = 8300652045696. Its totient is φ = 511852646400.

The previous prime is 2243354401163. The next prime is 2243354401201. The reversal of 2243354401200 is 21044533422.

It is a tau number, because it is divible by the number of its divisors (240).

It is a super-2 number, since 2×2243354401200² (a number of 26 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is not an unprimeable number, because it can be changed into a prime (2243354401201) 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, 4774162 + ... + 5222961.

Almost surely, 2^{2243354401200} is an apocalyptic number.

2243354401200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2243354401200 is an abundant number, since it is smaller than the sum of its proper divisors (6057297644496).

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

2243354401200 is a wasteful number, since it uses less digits than its factorization.

2243354401200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9997172 (or 9997161 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 30.

Adding to 2243354401200 its reverse (21044533422), we get a palindrome (2264398934622).

The spelling of 2243354401200 in words is "two trillion, two hundred forty-three billion, three hundred fifty-four million, four hundred one thousand, two hundred".