1090911091011 has 16 divisors (see below), whose sum is σ = 1678799532288. Its totient is φ = 617205708000.

The previous prime is 1090911090989. The next prime is 1090911091031. The reversal of 1090911091011 is 1101901190901.

It is not a de Polignac number, because 1090911091011 - 2⁷ = 1090911090883 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1090911091031) 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, 257166925 + ... + 257171166.

It is an arithmetic number, because the mean of its divisors is an integer number (104924970768).

Almost surely, 2^{1090911091011} is an apocalyptic number.

1090911091011 is a deficient number, since it is larger than the sum of its proper divisors (587888441277).

1090911091011 is a wasteful number, since it uses less digits than its factorization.

1090911091011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 514338202.

The product of its (nonzero) digits is 729, while the sum is 33.

The spelling of 1090911091011 in words is "one trillion, ninety billion, nine hundred eleven million, ninety-one thousand, eleven".