11235001001 has 4 divisors (see below), whose sum is σ = 12840001152. Its totient is φ = 9630000852.

The previous prime is 11235000991. The next prime is 11235001013. The reversal of 11235001001 is 10010053211.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 10010053211 = 541 ⋅18502871.

It is a cyclic number.

It is not a de Polignac number, because 11235001001 - 2¹⁸ = 11234738857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (11235001031) 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, 802500065 + ... + 802500078.

It is an arithmetic number, because the mean of its divisors is an integer number (3210000288).

Almost surely, 2^11235001001 is an apocalyptic number.

It is an amenable number.

11235001001 is a deficient number, since it is larger than the sum of its proper divisors (1605000151).

11235001001 is an equidigital number, since it uses as much as digits as its factorization.

11235001001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1605000150.

The product of its (nonzero) digits is 30, while the sum is 14.

Adding to 11235001001 its reverse (10010053211), we get a palindrome (21245054212).

The spelling of 11235001001 in words is "eleven billion, two hundred thirty-five million, one thousand, one".