1171222224 has 40 divisors (see below), whose sum is σ = 3037743072. Its totient is φ = 388848000.

The previous prime is 1171222223. The next prime is 1171222267. The reversal of 1171222224 is 4222221711.

It is a super-2 number, since 2×1171222224² = 2743522995983012352, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a junction number, because it is equal to n+sod(n) for n = 1171222194 and 1171222203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1171222223) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36559 + ... + 60654.

Almost surely, 2^1171222224 is an apocalyptic number.

It is an amenable number.

1171222224 is an abundant number, since it is smaller than the sum of its proper divisors (1866520848).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1171222224 is a wasteful number, since it uses less digits than its factorization.

1171222224 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 97475 (or 97469 counting only the distinct ones).

The product of its digits is 896, while the sum is 24.

The square root of 1171222224 is about 34223.1241122140. The cubic root of 1171222224 is about 1054.0950361205.

Adding to 1171222224 its reverse (4222221711), we get a palindrome (5393443935).

The spelling of 1171222224 in words is "one billion, one hundred seventy-one million, two hundred twenty-two thousand, two hundred twenty-four".