11025025001 has 4 divisors (see below), whose sum is σ = 11026645332. Its totient is φ = 11023404672.

The previous prime is 11025024991. The next prime is 11025025031. The reversal of 11025025001 is 10052052011.

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 6998995600 + 4026029401 = 83660^2 + 63451^2 .

It is a cyclic number.

It is not a de Polignac number, because 11025025001 - 2¹⁸ = 11024762857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11025025031) 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, 799916 + ... + 813581.

It is an arithmetic number, because the mean of its divisors is an integer number (2756661333).

Almost surely, 2^11025025001 is an apocalyptic number.

It is an amenable number.

11025025001 is a deficient number, since it is larger than the sum of its proper divisors (1620331).

11025025001 is an equidigital number, since it uses as much as digits as its factorization.

11025025001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1620330.

The product of its (nonzero) digits is 100, while the sum is 17.

Adding to 11025025001 its reverse (10052052011), we get a palindrome (21077077012).

The spelling of 11025025001 in words is "eleven billion, twenty-five million, twenty-five thousand, one".