11204231112 has 96 divisors (see below), whose sum is σ = 31427585280. Its totient is φ = 3603720960.

The previous prime is 11204231083. The next prime is 11204231117. The reversal of 11204231112 is 21113240211.

It is a super-2 number, since 2×11204231112² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is not an unprimeable number, because it can be changed into a prime (11204231117) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 216948 + ... + 263580.

It is an arithmetic number, because the mean of its divisors is an integer number (327370680).

Almost surely, 2^11204231112 is an apocalyptic number.

11204231112 is a gapful number since it is divisible by the number (12) 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 11204231112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (15713792640).

11204231112 is an abundant number, since it is smaller than the sum of its proper divisors (20223354168).

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

11204231112 is a wasteful number, since it uses less digits than its factorization.

11204231112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46763 (or 46756 counting only the distinct ones).

The product of its (nonzero) digits is 96, while the sum is 18.

Adding to 11204231112 its reverse (21113240211), we get a palindrome (32317471323).

Subtracting 11204231112 from its reverse (21113240211), we obtain a palindrome (9909009099).

The spelling of 11204231112 in words is "eleven billion, two hundred four million, two hundred thirty-one thousand, one hundred twelve".