11264152220 has 48 divisors (see below), whose sum is σ = 24353784000. Its totient is φ = 4373614080.

The previous prime is 11264152187. The next prime is 11264152243. The reversal of 11264152220 is 2225146211.

It is a super-2 number, since 2×11264152220² (a number of 21 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 11264152220.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128666 + ... + 197694.

It is an arithmetic number, because the mean of its divisors is an integer number (507370500).

Almost surely, 2^11264152220 is an apocalyptic number.

11264152220 is a gapful number since it is divisible by the number (10) 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 11264152220, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12176892000).

11264152220 is an abundant number, since it is smaller than the sum of its proper divisors (13089631780).

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

11264152220 is a wasteful number, since it uses less digits than its factorization.

11264152220 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 69278 (or 69276 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 26.

Adding to 11264152220 its reverse (2225146211), we get a palindrome (13489298431).

The spelling of 11264152220 in words is "eleven billion, two hundred sixty-four million, one hundred fifty-two thousand, two hundred twenty".