1011324340525 has 12 divisors (see below), whose sum is σ = 1265139904212. Its totient is φ = 801899651840.

The previous prime is 1011324340427. The next prime is 1011324340553. The reversal of 1011324340525 is 5250434231101.

It can be written as a sum of positive squares in 6 ways, for example, as 61716968041 + 949607372484 = 248429^2 + 974478^2 .

It is not a de Polignac number, because 1011324340525 - 2¹¹ = 1011324338477 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 11 ways as a sum of consecutive naturals, for example, 178992634 + ... + 178998283.

It is an arithmetic number, because the mean of its divisors is an integer number (105428325351).

Almost surely, 2^{1011324340525} is an apocalyptic number.

It is an amenable number.

1011324340525 is a deficient number, since it is larger than the sum of its proper divisors (253815563687).

1011324340525 is a wasteful number, since it uses less digits than its factorization.

1011324340525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357991040 (or 357991035 counting only the distinct ones).

The product of its (nonzero) digits is 14400, while the sum is 31.

Adding to 1011324340525 its reverse (5250434231101), we get a palindrome (6261758571626).

The spelling of 1011324340525 in words is "one trillion, eleven billion, three hundred twenty-four million, three hundred forty thousand, five hundred twenty-five".