1138222222 has 8 divisors (see below), whose sum is σ = 1713634272. Its totient is φ = 567010800.

The previous prime is 1138222213. The next prime is 1138222249. The reversal of 1138222222 is 2222228311.

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

1138222222 is a modest number, since divided by 22222 gives 11382 as remainder.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1049479 + ... + 1050562.

It is an arithmetic number, because the mean of its divisors is an integer number (214204284).

Almost surely, 2^1138222222 is an apocalyptic number.

1138222222 is a deficient number, since it is larger than the sum of its proper divisors (575412050).

1138222222 is a wasteful number, since it uses less digits than its factorization.

1138222222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2100314.

The product of its digits is 1536, while the sum is 25.

The square root of 1138222222 is about 33737.5491403866. The cubic root of 1138222222 is about 1044.1006194522.

The spelling of 1138222222 in words is "one billion, one hundred thirty-eight million, two hundred twenty-two thousand, two hundred twenty-two".