11011001001136 has 40 divisors (see below), whose sum is σ = 21399521976864. Its totient is φ = 5488569799680.

The previous prime is 11011001001079. The next prime is 11011001001137. The reversal of 11011001001136 is 63110010011011.

It is a Harshad number since it is a multiple of its sum of digits (16).

It is not an unprimeable number, because it can be changed into a prime (11011001001137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5945416 + ... + 7574296.

Almost surely, 2^{11011001001136} is an apocalyptic number.

11011001001136 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

11011001001136 is a deficient number, since it is larger than the sum of its proper divisors (10388520975728).

11011001001136 is a wasteful number, since it uses less digits than its factorization.

11011001001136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1630189 (or 1630183 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 16.

Adding to 11011001001136 its reverse (63110010011011), we get a palindrome (74121011012147).

The spelling of 11011001001136 in words is "eleven trillion, eleven billion, one million, one thousand, one hundred thirty-six".