1201344122 has 16 divisors (see below), whose sum is σ = 2069301600. Its totient is φ = 517325040.

The previous prime is 1201344121. The next prime is 1201344139. The reversal of 1201344122 is 2214431021.

It is a junction number, because it is equal to n+sod(n) for n = 1201344094 and 1201344103.

It is not an unprimeable number, because it can be changed into a prime (1201344121) 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, 1436597 + ... + 1437432.

It is an arithmetic number, because the mean of its divisors is an integer number (129331350).

Almost surely, 2^1201344122 is an apocalyptic number.

1201344122 is a deficient number, since it is larger than the sum of its proper divisors (867957478).

1201344122 is a wasteful number, since it uses less digits than its factorization.

1201344122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2874061.

The product of its (nonzero) digits is 384, while the sum is 20.

The square root of 1201344122 is about 34660.4114516836. The cubic root of 1201344122 is about 1063.0551830150.

Adding to 1201344122 its reverse (2214431021), we get a palindrome (3415775143).

The spelling of 1201344122 in words is "one billion, two hundred one million, three hundred forty-four thousand, one hundred twenty-two".