1151244222 has 8 divisors (see below), whose sum is σ = 2302488456. Its totient is φ = 383748072.

The previous prime is 1151244221. The next prime is 1151244251. The reversal of 1151244222 is 2224421511.

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

1151244222 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 1151244192 and 1151244201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1151244221) 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, 95937013 + ... + 95937024.

It is an arithmetic number, because the mean of its divisors is an integer number (287811057).

Almost surely, 2^1151244222 is an apocalyptic number.

1151244222 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1151244222 is a wasteful number, since it uses less digits than its factorization.

1151244222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 191874042.

The product of its digits is 1280, while the sum is 24.

The square root of 1151244222 is about 33929.9900088403. The cubic root of 1151244222 is about 1048.0672599986.

Adding to 1151244222 its reverse (2224421511), we get a palindrome (3375665733).

The spelling of 1151244222 in words is "one billion, one hundred fifty-one million, two hundred forty-four thousand, two hundred twenty-two".