11331121232222 has 32 divisors (see below), whose sum is σ = 18994934294784. Its totient is φ = 5024660036800.

The previous prime is 11331121232213. The next prime is 11331121232227. The reversal of 11331121232222 is 22223212113311.

It is a junction number, because it is equal to n+sod(n) for n = 11331121232191 and 11331121232200.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11331121232227) 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, 20497583 + ... + 21043125.

It is an arithmetic number, because the mean of its divisors is an integer number (593591696712).

Almost surely, 2^{11331121232222} is an apocalyptic number.

11331121232222 is a deficient number, since it is larger than the sum of its proper divisors (7663813062562).

11331121232222 is a wasteful number, since it uses less digits than its factorization.

11331121232222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 568624.

The product of its digits is 1728, while the sum is 26.

Adding to 11331121232222 its reverse (22223212113311), we get a palindrome (33554333345533).

The spelling of 11331121232222 in words is "eleven trillion, three hundred thirty-one billion, one hundred twenty-one million, two hundred thirty-two thousand, two hundred twenty-two".