11000121023 has 8 divisors (see below), whose sum is σ = 11016683328. Its totient is φ = 10983573504.

The previous prime is 11000121019. The next prime is 11000121043. The reversal of 11000121023 is 32012100011.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 11000121023 - 2² = 11000121019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11000120995 and 11000121013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11000121043) 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 7 ways as a sum of consecutive naturals, for example, 2898215 + ... + 2902007.

It is an arithmetic number, because the mean of its divisors is an integer number (1377085416).

Almost surely, 2^11000121023 is an apocalyptic number.

11000121023 is a deficient number, since it is larger than the sum of its proper divisors (16562305).

11000121023 is a wasteful number, since it uses less digits than its factorization.

11000121023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7393.

The product of its (nonzero) digits is 12, while the sum is 11.

Adding to 11000121023 its reverse (32012100011), we get a palindrome (43012221034).

The spelling of 11000121023 in words is "eleven billion, one hundred twenty-one thousand, twenty-three".