11121110001009 has 12 divisors (see below), whose sum is σ = 16762252755456. Its totient is φ = 7091722319352.

The previous prime is 11121110000899. The next prime is 11121110001073. The reversal of 11121110001009 is 90010001112111.

It is not a de Polignac number, because 11121110001009 - 2⁷ = 11121110000881 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11121110000982 and 11121110001000.

It is not an unprimeable number, because it can be changed into a prime (11121110006009) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 26862584337 + ... + 26862584750.

It is an arithmetic number, because the mean of its divisors is an integer number (1396854396288).

Almost surely, 2^{11121110001009} is an apocalyptic number.

It is an amenable number.

11121110001009 is a deficient number, since it is larger than the sum of its proper divisors (5641142754447).

11121110001009 is a wasteful number, since it uses less digits than its factorization.

11121110001009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53725169116 (or 53725169113 counting only the distinct ones).

The product of its (nonzero) digits is 18, while the sum is 18.

The spelling of 11121110001009 in words is "eleven trillion, one hundred twenty-one billion, one hundred ten million, one thousand, nine".