11131421222 has 8 divisors (see below), whose sum is σ = 16828605696. Its totient is φ = 5521885992.

The previous prime is 11131421209. The next prime is 11131421227. The reversal of 11131421222 is 22212413111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×11131421222³ (a number of 31 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 11131421194 and 11131421203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11131421227) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 21911993 + ... + 21912500.

It is an arithmetic number, because the mean of its divisors is an integer number (2103575712).

Almost surely, 2^11131421222 is an apocalyptic number.

11131421222 is a deficient number, since it is larger than the sum of its proper divisors (5697184474).

11131421222 is a wasteful number, since it uses less digits than its factorization.

11131421222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43824622.

The product of its digits is 192, while the sum is 20.

Adding to 11131421222 its reverse (22212413111), we get a palindrome (33343834333).

The spelling of 11131421222 in words is "eleven billion, one hundred thirty-one million, four hundred twenty-one thousand, two hundred twenty-two".