1111113031222 has 8 divisors (see below), whose sum is σ = 1694918183400. Its totient is φ = 546140303424.

The previous prime is 1111113031213. The next prime is 1111113031283. The reversal of 1111113031222 is 2221303111111.

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

It is a super-2 number, since 2×1111113031222² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1111113031222.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4708105947 + ... + 4708106182.

It is an arithmetic number, because the mean of its divisors is an integer number (211864772925).

Almost surely, 2^{1111113031222} is an apocalyptic number.

1111113031222 is a deficient number, since it is larger than the sum of its proper divisors (583805152178).

1111113031222 is an equidigital number, since it uses as much as digits as its factorization.

1111113031222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9416212190.

The product of its (nonzero) digits is 72, while the sum is 19.

Adding to 1111113031222 its reverse (2221303111111), we get a palindrome (3332416142333).

The spelling of 1111113031222 in words is "one trillion, one hundred eleven billion, one hundred thirteen million, thirty-one thousand, two hundred twenty-two".