11023020211 has 8 divisors (see below), whose sum is σ = 12619882080. Its totient is φ = 9431694528.

The previous prime is 11023020161. The next prime is 11023020247. The reversal of 11023020211 is 11202032011.

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 11023020211 - 2¹³ = 11023012019 is a prime.

It is a super-2 number, since 2×11023020211² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11023020191 and 11023020200.

It is not an unprimeable number, because it can be changed into a prime (11023026211) 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, 1379776 + ... + 1387741.

It is an arithmetic number, because the mean of its divisors is an integer number (1577485260).

Almost surely, 2^11023020211 is an apocalyptic number.

11023020211 is a deficient number, since it is larger than the sum of its proper divisors (1596861869).

11023020211 is an equidigital number, since it uses as much as digits as its factorization.

11023020211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2768093.

The product of its (nonzero) digits is 24, while the sum is 13.

Adding to 11023020211 its reverse (11202032011), we get a palindrome (22225052222).

The spelling of 11023020211 in words is "eleven billion, twenty-three million, twenty thousand, two hundred eleven".