1323225213043 has 4 divisors (see below), whose sum is σ = 1323317612008. Its totient is φ = 1323132814080.

The previous prime is 1323225213007. The next prime is 1323225213071. The reversal of 1323225213043 is 3403125223231.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1323225213043 - 2⁹ = 1323225212531 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1323225212996 and 1323225213014.

It is not an unprimeable number, because it can be changed into a prime (1323225216043) 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, 46177998 + ... + 46206643.

It is an arithmetic number, because the mean of its divisors is an integer number (330829403002).

Almost surely, 2^{1323225213043} is an apocalyptic number.

1323225213043 is a deficient number, since it is larger than the sum of its proper divisors (92398965).

1323225213043 is an equidigital number, since it uses as much as digits as its factorization.

1323225213043 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92398964.

The product of its (nonzero) digits is 25920, while the sum is 31.

The spelling of 1323225213043 in words is "one trillion, three hundred twenty-three billion, two hundred twenty-five million, two hundred thirteen thousand, forty-three".