11022331152 has 80 divisors (see below), whose sum is σ = 32599877760. Its totient is φ = 3143648256.

The previous prime is 11022331087. The next prime is 11022331153. The reversal of 11022331152 is 25113322011.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (11022331153) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 162358 + ... + 220010.

It is an arithmetic number, because the mean of its divisors is an integer number (407498472).

Almost surely, 2^11022331152 is an apocalyptic number.

11022331152 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 11022331152, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16299938880).

11022331152 is an abundant number, since it is smaller than the sum of its proper divisors (21577546608).

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

11022331152 is a wasteful number, since it uses less digits than its factorization.

11022331152 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58240 (or 58234 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 21.

Adding to 11022331152 its reverse (25113322011), we get a palindrome (36135653163).

The spelling of 11022331152 in words is "eleven billion, twenty-two million, three hundred thirty-one thousand, one hundred fifty-two".