10011001004 has 24 divisors (see below), whose sum is σ = 18574395840. Its totient is φ = 4704811776.

The previous prime is 10011001003. The next prime is 10011001051. The reversal of 10011001004 is 40010011001.

It is a super-2 number, since 2×10011001004² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10011000982 and 10011001000.

It is not an unprimeable number, because it can be changed into a prime (10011001003) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 45764 + ... + 148715.

It is an arithmetic number, because the mean of its divisors is an integer number (773933160).

Almost surely, 2^10011001004 is an apocalyptic number.

It is an amenable number.

10011001004 is a deficient number, since it is larger than the sum of its proper divisors (8563394836).

10011001004 is a wasteful number, since it uses less digits than its factorization.

10011001004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 195257 (or 195255 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 8.

Adding to 10011001004 its reverse (40010011001), we get a palindrome (50021012005).

The spelling of 10011001004 in words is "ten billion, eleven million, one thousand, four".