11103011120921 has 8 divisors (see below), whose sum is σ = 11139517546080. Its totient is φ = 11066506905888.

The previous prime is 11103011120917. The next prime is 11103011120941. The reversal of 11103011120921 is 12902111030111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11103011120921 - 2² = 11103011120917 is a prime.

It is not an unprimeable number, because it can be changed into a prime (11103011120941) 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, 9831590 + ... + 10902576.

It is an arithmetic number, because the mean of its divisors is an integer number (1392439693260).

Almost surely, 2^{11103011120921} is an apocalyptic number.

It is an amenable number.

11103011120921 is a deficient number, since it is larger than the sum of its proper divisors (36506425159).

11103011120921 is a wasteful number, since it uses less digits than its factorization.

11103011120921 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1105063.

The product of its (nonzero) digits is 108, while the sum is 23.

The spelling of 11103011120921 in words is "eleven trillion, one hundred three billion, eleven million, one hundred twenty thousand, nine hundred twenty-one".