11002221023 has 8 divisors (see below), whose sum is σ = 11352153792. Its totient is φ = 10657115136.

The previous prime is 11002221001. The next prime is 11002221079. The reversal of 11002221023 is 32012220011.

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 11002221023 - 2²² = 10998026719 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11002220989 and 11002221007.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11002220023) 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, 1202090 + ... + 1211207.

It is an arithmetic number, because the mean of its divisors is an integer number (1419019224).

Almost surely, 2^11002221023 is an apocalyptic number.

11002221023 is a deficient number, since it is larger than the sum of its proper divisors (349932769).

11002221023 is an equidigital number, since it uses as much as digits as its factorization.

11002221023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2413441.

The product of its (nonzero) digits is 48, while the sum is 14.

Adding to 11002221023 its reverse (32012220011), we get a palindrome (43014441034).

The spelling of 11002221023 in words is "eleven billion, two million, two hundred twenty-one thousand, twenty-three".