11023020204 has 144 divisors (see below), whose sum is σ = 31290997248. Its totient is φ = 3005705472.

The previous prime is 11023020161. The next prime is 11023020247. The reversal of 11023020204 is 40202032011.

It is an interprime number because it is at equal distance from previous prime (11023020161) and next prime (11023020247).

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 10047784 + ... + 10048880.

It is an arithmetic number, because the mean of its divisors is an integer number (217298592).

Almost surely, 2^11023020204 is an apocalyptic number.

11023020204 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11023020204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15645498624).

11023020204 is an abundant number, since it is smaller than the sum of its proper divisors (20267977044).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11023020204 is a wasteful number, since it uses less digits than its factorization.

11023020204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1884 (or 1875 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 15.

Adding to 11023020204 its reverse (40202032011), we get a palindrome (51225052215).

The spelling of 11023020204 in words is "eleven billion, twenty-three million, twenty thousand, two hundred four".