1131100210441 has 4 divisors (see below), whose sum is σ = 1136039512900. Its totient is φ = 1126160907984.

The previous prime is 1131100210421. The next prime is 1131100210447. The reversal of 1131100210441 is 1440120011311.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 736438585600 + 394661624841 = 858160^2 + 628221^2 .

It is a cyclic number.

It is not a de Polignac number, because 1131100210441 - 2¹¹ = 1131100208393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1131100210447) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2469650886 + ... + 2469651343.

It is an arithmetic number, because the mean of its divisors is an integer number (284009878225).

Almost surely, 2^{1131100210441} is an apocalyptic number.

It is an amenable number.

1131100210441 is a deficient number, since it is larger than the sum of its proper divisors (4939302459).

1131100210441 is an equidigital number, since it uses as much as digits as its factorization.

1131100210441 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4939302458.

The product of its (nonzero) digits is 96, while the sum is 19.

Adding to 1131100210441 its reverse (1440120011311), we get a palindrome (2571220221752).

The spelling of 1131100210441 in words is "one trillion, one hundred thirty-one billion, one hundred million, two hundred ten thousand, four hundred forty-one".