11204220132 has 96 divisors (see below), whose sum is σ = 33597849600. Its totient is φ = 3162619296.

The previous prime is 11204220121. The next prime is 11204220133. The reversal of 11204220132 is 23102240211.

It is a happy number.

11204220132 is a `hidden beast` number, since 112 + 0 + 422 + 0 + 132 = 666.

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 (11204220133) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 26532 + ... + 152027.

It is an arithmetic number, because the mean of its divisors is an integer number (349977600).

Almost surely, 2^11204220132 is an apocalyptic number.

11204220132 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 11204220132, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16798924800).

11204220132 is an abundant number, since it is smaller than the sum of its proper divisors (22393629468).

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

11204220132 is a wasteful number, since it uses less digits than its factorization.

11204220132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 178662 (or 178654 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 11204220132 its reverse (23102240211), we get a palindrome (34306460343).

The spelling of 11204220132 in words is "eleven billion, two hundred four million, two hundred twenty thousand, one hundred thirty-two".