11001030123 has 16 divisors (see below), whose sum is σ = 15533099136. Its totient is φ = 6901614720.

The previous prime is 11001030121. The next prime is 11001030127. The reversal of 11001030123 is 32103010011.

It is not a de Polignac number, because 11001030123 - 2¹ = 11001030121 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11001030099 and 11001030108.

It is not an unprimeable number, because it can be changed into a prime (11001030121) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 526840 + ... + 547322.

It is an arithmetic number, because the mean of its divisors is an integer number (970818696).

Almost surely, 2^11001030123 is an apocalyptic number.

11001030123 is a deficient number, since it is larger than the sum of its proper divisors (4532069013).

11001030123 is a wasteful number, since it uses less digits than its factorization.

11001030123 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31034.

The product of its (nonzero) digits is 18, while the sum is 12.

Adding to 11001030123 its reverse (32103010011), we get a palindrome (43104040134).

The spelling of 11001030123 in words is "eleven billion, one million, thirty thousand, one hundred twenty-three".