11001222113001 has 16 divisors (see below), whose sum is σ = 15028534731840. Its totient is φ = 7154087719680.

The previous prime is 11001222112997. The next prime is 11001222113041. The reversal of 11001222113001 is 10031122210011.

It is not a de Polignac number, because 11001222113001 - 2² = 11001222112997 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11001222113041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6616831 + ... + 8110788.

It is an arithmetic number, because the mean of its divisors is an integer number (939283420740).

Almost surely, 2^{11001222113001} is an apocalyptic number.

It is an amenable number.

11001222113001 is a deficient number, since it is larger than the sum of its proper divisors (4027312618839).

11001222113001 is a wasteful number, since it uses less digits than its factorization.

11001222113001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14733736.

The product of its (nonzero) digits is 24, while the sum is 15.

Adding to 11001222113001 its reverse (10031122210011), we get a palindrome (21032344323012).

It can be divided in two parts, 1100122 and 2113001, that added together give a palindrome (3213123).

The spelling of 11001222113001 in words is "eleven trillion, one billion, two hundred twenty-two million, one hundred thirteen thousand, one".