11011112023021 has 8 divisors (see below), whose sum is σ = 12065039047584. Its totient is φ = 9966004471920.

The previous prime is 11011112023013. The next prime is 11011112023063. The reversal of 11011112023021 is 12032021111011.

It is a happy number.

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 11011112023021 - 2³ = 11011112023013 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11011112022986 and 11011112023004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11011112023081) 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, 2204865750 + ... + 2204870743.

It is an arithmetic number, because the mean of its divisors is an integer number (1508129880948).

Almost surely, 2^{11011112023021} is an apocalyptic number.

11011112023021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

11011112023021 is a deficient number, since it is larger than the sum of its proper divisors (1053927024563).

11011112023021 is a wasteful number, since it uses less digits than its factorization.

11011112023021 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4409736731.

The product of its (nonzero) digits is 24, while the sum is 16.

Adding to 11011112023021 its reverse (12032021111011), we get a palindrome (23043133134032).

The spelling of 11011112023021 in words is "eleven trillion, eleven billion, one hundred twelve million, twenty-three thousand, twenty-one".