11021122023 has 4 divisors (see below), whose sum is σ = 14694829368. Its totient is φ = 7347414680.

The previous prime is 11021122003. The next prime is 11021122051. The reversal of 11021122023 is 32022112011.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 11021122023 - 2⁹ = 11021121511 is a prime.

It is a super-2 number, since 2×11021122023² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11021121993 and 11021122011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11021122003) 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 3 ways as a sum of consecutive naturals, for example, 1836853668 + ... + 1836853673.

It is an arithmetic number, because the mean of its divisors is an integer number (3673707342).

Almost surely, 2^11021122023 is an apocalyptic number.

11021122023 is a deficient number, since it is larger than the sum of its proper divisors (3673707345).

11021122023 is an equidigital number, since it uses as much as digits as its factorization.

11021122023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3673707344.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 11021122023 its reverse (32022112011), we get a palindrome (43043234034).

The spelling of 11021122023 in words is "eleven billion, twenty-one million, one hundred twenty-two thousand, twenty-three".