11022221121023 has 32 divisors (see below), whose sum is σ = 13014045327360. Its totient is φ = 9135215964000.

The previous prime is 11022221121007. The next prime is 11022221121059. The reversal of 11022221121023 is 32012112222011.

It is not a de Polignac number, because 11022221121023 - 2⁴ = 11022221121007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 11022221120986 and 11022221121004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11022221121073) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2199602588 + ... + 2199607598.

It is an arithmetic number, because the mean of its divisors is an integer number (406688916480).

Almost surely, 2^{11022221121023} is an apocalyptic number.

11022221121023 is a deficient number, since it is larger than the sum of its proper divisors (1991824206337).

11022221121023 is a wasteful number, since it uses less digits than its factorization.

11022221121023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11499.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 11022221121023 its reverse (32012112222011), we get a palindrome (43034333343034).

The spelling of 11022221121023 in words is "eleven trillion, twenty-two billion, two hundred twenty-one million, one hundred twenty-one thousand, twenty-three".