1122122242 has 8 divisors (see below), whose sum is σ = 1683326736. Its totient is φ = 561013332.

The previous prime is 1122122207. The next prime is 1122122263. The reversal of 1122122242 is 2422212211.

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

It is a super-2 number, since 2×1122122242² = 2518316651982213128, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27973 + ... + 55015.

It is an arithmetic number, because the mean of its divisors is an integer number (210415842).

Almost surely, 2^1122122242 is an apocalyptic number.

1122122242 is a deficient number, since it is larger than the sum of its proper divisors (561204494).

1122122242 is a wasteful number, since it uses less digits than its factorization.

1122122242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47792.

The product of its digits is 256, while the sum is 19.

The square root of 1122122242 is about 33498.0931099070. The cubic root of 1122122242 is about 1039.1543427576.

Adding to 1122122242 its reverse (2422212211), we get a palindrome (3544334453).

The spelling of 1122122242 in words is "one billion, one hundred twenty-two million, one hundred twenty-two thousand, two hundred forty-two".