11091911102 has 16 divisors (see below), whose sum is σ = 17015313600. Its totient is φ = 5421530400.

The previous prime is 11091911053. The next prime is 11091911107. The reversal of 11091911102 is 20111919011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11091911107) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 331577 + ... + 363492.

It is an arithmetic number, because the mean of its divisors is an integer number (1063457100).

Almost surely, 2^11091911102 is an apocalyptic number.

11091911102 is a deficient number, since it is larger than the sum of its proper divisors (5923402498).

11091911102 is a wasteful number, since it uses less digits than its factorization.

11091911102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 695251.

The product of its (nonzero) digits is 162, while the sum is 26.

The spelling of 11091911102 in words is "eleven billion, ninety-one million, nine hundred eleven thousand, one hundred two".