11301223232 has 112 divisors (see below), whose sum is σ = 24545403792. Its totient is φ = 5131468800.

The previous prime is 11301223207. The next prime is 11301223277. The reversal of 11301223232 is 23232210311.

It can be written as a sum of positive squares in 8 ways, for example, as 413552896 + 10887670336 = 20336^2 + 104344^2 .

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, 18803732 + ... + 18804332.

It is an arithmetic number, because the mean of its divisors is an integer number (219155391).

Almost surely, 2^11301223232 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11301223232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12272701896).

11301223232 is an abundant number, since it is smaller than the sum of its proper divisors (13244180560).

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

11301223232 is a wasteful number, since it uses less digits than its factorization.

11301223232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 956 (or 946 counting only the distinct ones).

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 11301223232 its reverse (23232210311), we get a palindrome (34533433543).

The spelling of 11301223232 in words is "eleven billion, three hundred one million, two hundred twenty-three thousand, two hundred thirty-two".