11004123026 has 48 divisors (see below), whose sum is σ = 18088012800. Its totient is φ = 5018255424.

The previous prime is 11004123023. The next prime is 11004123071. The reversal of 11004123026 is 62032140011.

It is a junction number, because it is equal to n+sod(n) for n = 11004122989 and 11004123007.

It is not an unprimeable number, because it can be changed into a prime (11004123023) 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 23 ways as a sum of consecutive naturals, for example, 16697885 + ... + 16698543.

It is an arithmetic number, because the mean of its divisors is an integer number (376833600).

Almost surely, 2^11004123026 is an apocalyptic number.

11004123026 is a deficient number, since it is larger than the sum of its proper divisors (7083889774).

11004123026 is a wasteful number, since it uses less digits than its factorization.

11004123026 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1203 (or 1190 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 11004123026 its reverse (62032140011), we get a palindrome (73036263037).

The spelling of 11004123026 in words is "eleven billion, four million, one hundred twenty-three thousand, twenty-six".