10900991011 has 12 divisors (see below), whose sum is σ = 11606780952. Its totient is φ = 10235824704.

The previous prime is 10900991009. The next prime is 10900991069. The reversal of 10900991011 is 11019900901.

It is not a de Polignac number, because 10900991011 - 2¹ = 10900991009 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10900991111) 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 11 ways as a sum of consecutive naturals, for example, 92821 + ... + 174406.

It is an arithmetic number, because the mean of its divisors is an integer number (967231746).

Almost surely, 2^10900991011 is an apocalyptic number.

10900991011 is a deficient number, since it is larger than the sum of its proper divisors (705789941).

10900991011 is a wasteful number, since it uses less digits than its factorization.

10900991011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 267378 (or 267359 counting only the distinct ones).

The product of its (nonzero) digits is 729, while the sum is 31.

The spelling of 10900991011 in words is "ten billion, nine hundred million, nine hundred ninety-one thousand, eleven".