2243411212321 has 4 divisors (see below), whose sum is σ = 2340950830272. Its totient is φ = 2145871594372.

The previous prime is 2243411212319. The next prime is 2243411212391. The reversal of 2243411212321 is 1232121143422.

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 2243411212321 - 2¹ = 2243411212319 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 2243411212321.

It is not an unprimeable number, because it can be changed into a prime (2243411212391) 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, 48769808941 + ... + 48769808986.

It is an arithmetic number, because the mean of its divisors is an integer number (585237707568).

Almost surely, 2^{2243411212321} is an apocalyptic number.

It is an amenable number.

2243411212321 is a deficient number, since it is larger than the sum of its proper divisors (97539617951).

2243411212321 is an equidigital number, since it uses as much as digits as its factorization.

2243411212321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 97539617950.

The product of its digits is 4608, while the sum is 28.

Adding to 2243411212321 its reverse (1232121143422), we get a palindrome (3475532355743).

The spelling of 2243411212321 in words is "two trillion, two hundred forty-three billion, four hundred eleven million, two hundred twelve thousand, three hundred twenty-one".