11020020023 has 8 divisors (see below), whose sum is σ = 11321226000. Its totient is φ = 10718991360.

The previous prime is 11020020019. The next prime is 11020020043. The reversal of 11020020023 is 32002002011.

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 11020020023 - 2² = 11020020019 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 11020019986 and 11020020013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11020020043) 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, 86903 + ... + 172023.

It is an arithmetic number, because the mean of its divisors is an integer number (1415153250).

Almost surely, 2^11020020023 is an apocalyptic number.

11020020023 is a deficient number, since it is larger than the sum of its proper divisors (301205977).

11020020023 is an equidigital number, since it uses as much as digits as its factorization.

11020020023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 88657.

The product of its (nonzero) digits is 24, while the sum is 11.

Adding to 11020020023 its reverse (32002002011), we get a palindrome (43022022034).

The spelling of 11020020023 in words is "eleven billion, twenty million, twenty thousand, twenty-three".