1201444422402 has 16 divisors (see below), whose sum is σ = 2746158679872. Its totient is φ = 343269834960.

The previous prime is 1201444422401. The next prime is 1201444422403. The reversal of 1201444422402 is 2042244441021.

It is an interprime number because it is at equal distance from previous prime (1201444422401) and next prime (1201444422403).

It is a self number, because there is not a number n which added to its sum of digits gives 1201444422402.

It is not an unprimeable number, because it can be changed into a prime (1201444422401) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14302909749 + ... + 14302909832.

It is an arithmetic number, because the mean of its divisors is an integer number (171634917492).

Almost surely, 2^{1201444422402} is an apocalyptic number.

1201444422402 is an abundant number, since it is smaller than the sum of its proper divisors (1544714257470).

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

1201444422402 is a wasteful number, since it uses less digits than its factorization.

1201444422402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28605819593.

The product of its (nonzero) digits is 16384, while the sum is 30.

Adding to 1201444422402 its reverse (2042244441021), we get a palindrome (3243688863423).

The spelling of 1201444422402 in words is "one trillion, two hundred one billion, four hundred forty-four million, four hundred twenty-two thousand, four hundred two".