11133022220 has 48 divisors (see below), whose sum is σ = 24778117728. Its totient is φ = 4187274240.

The previous prime is 11133022217. The next prime is 11133022223. The reversal of 11133022220 is 2222033111.

It is an interprime number because it is at equal distance from previous prime (11133022217) and next prime (11133022223).

It is a Harshad number since it is a multiple of its sum of digits (17).

It is not an unprimeable number, because it can be changed into a prime (11133022223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 355934 + ... + 385946.

It is an arithmetic number, because the mean of its divisors is an integer number (516210786).

Almost surely, 2^11133022220 is an apocalyptic number.

11133022220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11133022220 is an abundant number, since it is smaller than the sum of its proper divisors (13645095508).

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

11133022220 is a wasteful number, since it uses less digits than its factorization.

11133022220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31130 (or 31128 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 11133022220 its reverse (2222033111), we get a palindrome (13355055331).

The spelling of 11133022220 in words is "eleven billion, one hundred thirty-three million, twenty-two thousand, two hundred twenty".