1112123222 has 16 divisors (see below), whose sum is σ = 1910625792. Its totient is φ = 475592040.

The previous prime is 1112123191. The next prime is 1112123231. The reversal of 1112123222 is 2223212111.

It is a super-2 number, since 2×1112123222² = 2473636121823322568, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1112123222.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 79304 + ... + 92267.

It is an arithmetic number, because the mean of its divisors is an integer number (119414112).

Almost surely, 2^1112123222 is an apocalyptic number.

1112123222 is a deficient number, since it is larger than the sum of its proper divisors (798502570).

1112123222 is a wasteful number, since it uses less digits than its factorization.

1112123222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172043.

The product of its digits is 96, while the sum is 17.

The square root of 1112123222 is about 33348.5115409968. The cubic root of 1112123222 is about 1036.0585595964.

Adding to 1112123222 its reverse (2223212111), we get a palindrome (3335335333).

Subtracting 1112123222 from its reverse (2223212111), we obtain a square (1111088889 = 33333²).

It can be divided in two parts, 11121 and 23222, that added together give a palindrome (34343).

The spelling of 1112123222 in words is "one billion, one hundred twelve million, one hundred twenty-three thousand, two hundred twenty-two".