11001401015 has 8 divisors (see below), whose sum is σ = 14401834128. Its totient is φ = 8001018880.

The previous prime is 11001400913. The next prime is 11001401107. The reversal of 11001401015 is 51010410011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-11001401015 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 100012682 + ... + 100012791.

It is an arithmetic number, because the mean of its divisors is an integer number (1800229266).

Almost surely, 2^11001401015 is an apocalyptic number.

11001401015 is a deficient number, since it is larger than the sum of its proper divisors (3400433113).

11001401015 is a wasteful number, since it uses less digits than its factorization.

11001401015 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200025489.

The product of its (nonzero) digits is 20, while the sum is 14.

Adding to 11001401015 its reverse (51010410011), we get a palindrome (62011811026).

The spelling of 11001401015 in words is "eleven billion, one million, four hundred one thousand, fifteen".