11221312232222 has 4 divisors (see below), whose sum is σ = 16831968348336. Its totient is φ = 5610656116110.

The previous prime is 11221312232203. The next prime is 11221312232231. The reversal of 11221312232222 is 22223221312211.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×11221312232222³ (a number of 40 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11221312232191 and 11221312232200.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2805328058054 + ... + 2805328058057.

It is an arithmetic number, because the mean of its divisors is an integer number (4207992087084).

Almost surely, 2^{11221312232222} is an apocalyptic number.

11221312232222 is a deficient number, since it is larger than the sum of its proper divisors (5610656116114).

11221312232222 is an equidigital number, since it uses as much as digits as its factorization.

11221312232222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5610656116113.

The product of its digits is 2304, while the sum is 26.

Adding to 11221312232222 its reverse (22223221312211), we get a palindrome (33444533544433).

The spelling of 11221312232222 in words is "eleven trillion, two hundred twenty-one billion, three hundred twelve million, two hundred thirty-two thousand, two hundred twenty-two".