11030321232 has 160 divisors (see below), whose sum is σ = 37757583360. Its totient is φ = 3014478720.

The previous prime is 11030321173. The next prime is 11030321249. The reversal of 11030321232 is 23212303011.

11030321232 is a `hidden beast` number, since 110 + 3 + 0 + 321 + 232 = 666.

It is a super-2 number, since 2×11030321232² (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 a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 9744 + ... + 148847.

It is an arithmetic number, because the mean of its divisors is an integer number (235984896).

Almost surely, 2^11030321232 is an apocalyptic number.

11030321232 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 11030321232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18878791680).

11030321232 is an abundant number, since it is smaller than the sum of its proper divisors (26727262128).

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

11030321232 is a wasteful number, since it uses less digits than its factorization.

11030321232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 158638 (or 158626 counting only the distinct ones).

The product of its (nonzero) digits is 216, while the sum is 18.

Adding to 11030321232 its reverse (23212303011), we get a palindrome (34242624243).

The spelling of 11030321232 in words is "eleven billion, thirty million, three hundred twenty-one thousand, two hundred thirty-two".