1143200350221 has 4 divisors (see below), whose sum is σ = 1524267133632. Its totient is φ = 762133566812.

The previous prime is 1143200350217. The next prime is 1143200350223. The reversal of 1143200350221 is 1220530023411.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1143200350221 - 2² = 1143200350217 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1143200350191 and 1143200350200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1143200350223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 190533391701 + ... + 190533391706.

It is an arithmetic number, because the mean of its divisors is an integer number (381066783408).

Almost surely, 2^{1143200350221} is an apocalyptic number.

It is an amenable number.

1143200350221 is a deficient number, since it is larger than the sum of its proper divisors (381066783411).

1143200350221 is an equidigital number, since it uses as much as digits as its factorization.

1143200350221 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381066783410.

The product of its (nonzero) digits is 1440, while the sum is 24.

Adding to 1143200350221 its reverse (1220530023411), we get a palindrome (2363730373632).

The spelling of 1143200350221 in words is "one trillion, one hundred forty-three billion, two hundred million, three hundred fifty thousand, two hundred twenty-one".