1113145222 has 32 divisors (see below), whose sum is σ = 2027430720. Its totient is φ = 448156800.

The previous prime is 1113145213. The next prime is 1113145247. The reversal of 1113145222 is 2225413111.

It is a super-2 number, since 2×1113145222² = 2478184570522858568, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1113145193 and 1113145202.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22029 + ... + 52072.

It is an arithmetic number, because the mean of its divisors is an integer number (63357210).

Almost surely, 2^1113145222 is an apocalyptic number.

1113145222 is a deficient number, since it is larger than the sum of its proper divisors (914285498).

1113145222 is a wasteful number, since it uses less digits than its factorization.

1113145222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74176.

The product of its digits is 480, while the sum is 22.

The square root of 1113145222 is about 33363.8310450104. The cubic root of 1113145222 is about 1036.3758288953.

Adding to 1113145222 its reverse (2225413111), we get a palindrome (3338558333).

The spelling of 1113145222 in words is "one billion, one hundred thirteen million, one hundred forty-five thousand, two hundred twenty-two".