1331104525011 has 8 divisors (see below), whose sum is σ = 1972006703760. Its totient is φ = 887403016656.

The previous prime is 1331104524989. The next prime is 1331104525013. The reversal of 1331104525011 is 1105254011331.

1331104525011 is a `hidden beast` number, since 1 + 3 + 3 + 1 + 104 + 52 + 501 + 1 = 666.

It is not a de Polignac number, because 1331104525011 - 2³⁰ = 1330030783187 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 49300167593 = 1331104525011 / (1 + 3 + 3 + 1 + 1 + 0 + 4 + 5 + 2 + 5 + 0 + 1 + 1).

It is not an unprimeable number, because it can be changed into a prime (1331104525013) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24650083770 + ... + 24650083823.

It is an arithmetic number, because the mean of its divisors is an integer number (246500837970).

Almost surely, 2^{1331104525011} is an apocalyptic number.

1331104525011 is a deficient number, since it is larger than the sum of its proper divisors (640902178749).

1331104525011 is an equidigital number, since it uses as much as digits as its factorization.

1331104525011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49300167602 (or 49300167596 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

Adding to 1331104525011 its reverse (1105254011331), we get a palindrome (2436358536342).

The spelling of 1331104525011 in words is "one trillion, three hundred thirty-one billion, one hundred four million, five hundred twenty-five thousand, eleven".