11001134021 has 16 divisors (see below), whose sum is σ = 11791526400. Its totient is φ = 10240708800.

The previous prime is 11001134017. The next prime is 11001134047. The reversal of 11001134021 is 12043110011.

It is a cyclic number.

It is not a de Polignac number, because 11001134021 - 2² = 11001134017 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11001133987 and 11001134005.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11001134621) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 219086 + ... + 264576.

It is an arithmetic number, because the mean of its divisors is an integer number (736970400).

Almost surely, 2^11001134021 is an apocalyptic number.

It is an amenable number.

11001134021 is a deficient number, since it is larger than the sum of its proper divisors (790392379).

11001134021 is a wasteful number, since it uses less digits than its factorization.

11001134021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45820.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 11001134021 its reverse (12043110011), we get a palindrome (23044244032).

The spelling of 11001134021 in words is "eleven billion, one million, one hundred thirty-four thousand, twenty-one".