1144122122 has 32 divisors (see below), whose sum is σ = 2020334400. Its totient is φ = 479070720.

The previous prime is 1144122121. The next prime is 1144122127. The reversal of 1144122122 is 2212214411.

It is a junction number, because it is equal to n+sod(n) for n = 1144122094 and 1144122103.

It is not an unprimeable number, because it can be changed into a prime (1144122121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145754 + ... + 153402.

It is an arithmetic number, because the mean of its divisors is an integer number (63135450).

Almost surely, 2^1144122122 is an apocalyptic number.

1144122122 is a deficient number, since it is larger than the sum of its proper divisors (876212278).

1144122122 is a wasteful number, since it uses less digits than its factorization.

1144122122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8198.

The product of its digits is 256, while the sum is 20.

The square root of 1144122122 is about 33824.8743087096. The cubic root of 1144122122 is about 1045.9015203653.

Adding to 1144122122 its reverse (2212214411), we get a palindrome (3356336533).

The spelling of 1144122122 in words is "one billion, one hundred forty-four million, one hundred twenty-two thousand, one hundred twenty-two".