1223541223325 has 6 divisors (see below), whose sum is σ = 1517191116954. Its totient is φ = 978832978640.

The previous prime is 1223541223259. The next prime is 1223541223357. The reversal of 1223541223325 is 5233221453221.

It can be written as a sum of positive squares in 3 ways, for example, as 297502611844 + 926038611481 = 545438^2 + 962309^2 .

It is not a de Polignac number, because 1223541223325 - 2³² = 1219246256029 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 24470824442 + ... + 24470824491.

It is an arithmetic number, because the mean of its divisors is an integer number (252865186159).

Almost surely, 2^{1223541223325} is an apocalyptic number.

It is an amenable number.

1223541223325 is a deficient number, since it is larger than the sum of its proper divisors (293649893629).

1223541223325 is an equidigital number, since it uses as much as digits as its factorization.

1223541223325 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 48941648943 (or 48941648938 counting only the distinct ones).

The product of its digits is 86400, while the sum is 35.

Adding to 1223541223325 its reverse (5233221453221), we get a palindrome (6456762676546).

The spelling of 1223541223325 in words is "one trillion, two hundred twenty-three billion, five hundred forty-one million, two hundred twenty-three thousand, three hundred twenty-five".