1101330312425 has 72 divisors (see below), whose sum is σ = 1740063639960. Its totient is φ = 686264678400.

The previous prime is 1101330312371. The next prime is 1101330312427. The reversal of 1101330312425 is 5242130331011.

It can be written as a sum of positive squares in 12 ways, for example, as 144055925209 + 957274387216 = 379547^2 + 978404^2 .

It is not a de Polignac number, because 1101330312425 - 2²⁰ = 1101329263849 is a prime.

It is a super-2 number, since 2×1101330312425² (a number of 25 digits) contains 22 as substring.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1101330312394 and 1101330312403.

It is not an unprimeable number, because it can be changed into a prime (1101330312427) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 307886 + ... + 1515735.

It is an arithmetic number, because the mean of its divisors is an integer number (24167550555).

Almost surely, 2^{1101330312425} is an apocalyptic number.

It is an amenable number.

1101330312425 is a deficient number, since it is larger than the sum of its proper divisors (638733327535).

1101330312425 is a wasteful number, since it uses less digits than its factorization.

1101330312425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1823691 (or 1823679 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 26.

Adding to 1101330312425 its reverse (5242130331011), we get a palindrome (6343460643436).

The spelling of 1101330312425 in words is "one trillion, one hundred one billion, three hundred thirty million, three hundred twelve thousand, four hundred twenty-five".