3011133220 has 36 divisors (see below), whose sum is σ = 6548982804. Its totient is φ = 1162913920.

The previous prime is 3011133197. The next prime is 3011133227. The reversal of 3011133220 is 223311103.

It can be written as a sum of positive squares in 6 ways, for example, as 100962304 + 2910170916 = 10048^2 + 53946^2 .

It is a junction number, because it is equal to n+sod(n) for n = 3011133194 and 3011133203.

It is not an unprimeable number, because it can be changed into a prime (3011133227) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 72691 + ... + 106330.

It is an arithmetic number, because the mean of its divisors is an integer number (181916189).

Almost surely, 2^3011133220 is an apocalyptic number.

It is an amenable number.

3011133220 is an abundant number, since it is smaller than the sum of its proper divisors (3537849584).

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

3011133220 is a wasteful number, since it uses less digits than its factorization.

3011133220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179088 (or 179057 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 3011133220 is about 54873.7935630479. The cubic root of 3011133220 is about 1444.0314658470.

Adding to 3011133220 its reverse (223311103), we get a palindrome (3234444323).

The spelling of 3011133220 in words is "three billion, eleven million, one hundred thirty-three thousand, two hundred twenty".