122543301120223 has 2 divisors, whose sum is σ = 122543301120224. Its totient is φ = 122543301120222.

The previous prime is 122543301120173. The next prime is 122543301120269. The reversal of 122543301120223 is 322021103345221.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-122543301120223 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (122543301120623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61271650560111 + 61271650560112.

It is an arithmetic number, because the mean of its divisors is an integer number (61271650560112).

Almost surely, 2^{122543301120223} is an apocalyptic number.

122543301120223 is a deficient number, since it is larger than the sum of its proper divisors (1).

122543301120223 is an equidigital number, since it uses as much as digits as its factorization.

122543301120223 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 17280, while the sum is 31.

Adding to 122543301120223 its reverse (322021103345221), we get a palindrome (444564404465444).

The spelling of 122543301120223 in words is "one hundred twenty-two trillion, five hundred forty-three billion, three hundred one million, one hundred twenty thousand, two hundred twenty-three".