2111109004 has 12 divisors (see below), whose sum is σ = 3855068784. Its totient is φ = 1009660784.

The previous prime is 2111108999. The next prime is 2111109023. The reversal of 2111109004 is 4009011112.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11473327 + ... + 11473510.

It is an arithmetic number, because the mean of its divisors is an integer number (321255732).

Almost surely, 2^2111109004 is an apocalyptic number.

It is an amenable number.

2111109004 is a deficient number, since it is larger than the sum of its proper divisors (1743959780).

2111109004 is a wasteful number, since it uses less digits than its factorization.

2111109004 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22946864 (or 22946862 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 19.

The square root of 2111109004 is about 45946.8062437423. The cubic root of 2111109004 is about 1282.8332836244.

The spelling of 2111109004 in words is "two billion, one hundred eleven million, one hundred nine thousand, four".