11130220331204 has 48 divisors (see below), whose sum is σ = 22975942474800. Its totient is φ = 4668127973376.

The previous prime is 11130220331203. The next prime is 11130220331207. The reversal of 11130220331204 is 40213302203111.

It can be written as a sum of positive squares in 8 ways, for example, as 229670977600 + 10900549353604 = 479240^2 + 3301598^2 .

It is a super-2 number, since 2×11130220331204² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 11130220331204.

It is not an unprimeable number, because it can be changed into a prime (11130220331203) 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 15 ways as a sum of consecutive naturals, for example, 217056209 + ... + 217107480.

It is an arithmetic number, because the mean of its divisors is an integer number (478665468225).

Almost surely, 2^{11130220331204} is an apocalyptic number.

It is an amenable number.

11130220331204 is an abundant number, since it is smaller than the sum of its proper divisors (11845722143596).

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

11130220331204 is a wasteful number, since it uses less digits than its factorization.

11130220331204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434163752 (or 434163750 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 11130220331204 its reverse (40213302203111), we get a palindrome (51343522534315).

The spelling of 11130220331204 in words is "eleven trillion, one hundred thirty billion, two hundred twenty million, three hundred thirty-one thousand, two hundred four".