11001002002111 has 16 divisors (see below), whose sum is σ = 12243984795648. Its totient is φ = 9800064172800.

The previous prime is 11001002002063. The next prime is 11001002002219. The reversal of 11001002002111 is 11120020010011.

It is not a de Polignac number, because 11001002002111 - 2⁹ = 11001002001599 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11001002002411) 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, 38934450 + ... + 39215983.

It is an arithmetic number, because the mean of its divisors is an integer number (765249049728).

Almost surely, 2^{11001002002111} is an apocalyptic number.

11001002002111 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11001002002111 is a deficient number, since it is larger than the sum of its proper divisors (1242982793537).

11001002002111 is a wasteful number, since it uses less digits than its factorization.

11001002002111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 78150702.

The product of its (nonzero) digits is 4, while the sum is 10.

Adding to 11001002002111 its reverse (11120020010011), we get a palindrome (22121022012122).

The spelling of 11001002002111 in words is "eleven trillion, one billion, two million, two thousand, one hundred eleven".