11311132231122 has 32 divisors (see below), whose sum is σ = 23354445312000. Its totient is φ = 3648372585360.

The previous prime is 11311132231093. The next prime is 11311132231123. The reversal of 11311132231122 is 22113223111311.

It is a nude number because it is divisible by every one of its digits.

It is a junction number, because it is equal to n+sod(n) for n = 11311132231092 and 11311132231101.

It is not an unprimeable number, because it can be changed into a prime (11311132231123) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1369872 + ... + 4949627.

It is an arithmetic number, because the mean of its divisors is an integer number (729826416000).

Almost surely, 2^{11311132231122} is an apocalyptic number.

11311132231122 is an abundant number, since it is smaller than the sum of its proper divisors (12043313080878).

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

11311132231122 is a wasteful number, since it uses less digits than its factorization.

11311132231122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6329158.

The product of its digits is 432, while the sum is 24.

Adding to 11311132231122 its reverse (22113223111311), we get a palindrome (33424355342433).

The spelling of 11311132231122 in words is "eleven trillion, three hundred eleven billion, one hundred thirty-two million, two hundred thirty-one thousand, one hundred twenty-two".