1201322101242 has 8 divisors (see below), whose sum is σ = 2402644202496. Its totient is φ = 400440700412.

The previous prime is 1201322101211. The next prime is 1201322101333. The reversal of 1201322101242 is 2421012231021.

It is a happy number.

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

1201322101242 is an admirable number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 100110175098 + ... + 100110175109.

It is an arithmetic number, because the mean of its divisors is an integer number (300330525312).

Almost surely, 2^{1201322101242} is an apocalyptic number.

1201322101242 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1201322101242 is a wasteful number, since it uses less digits than its factorization.

1201322101242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 200220350212.

The product of its (nonzero) digits is 384, while the sum is 21.

Adding to 1201322101242 its reverse (2421012231021), we get a palindrome (3622334332263).

The spelling of 1201322101242 in words is "one trillion, two hundred one billion, three hundred twenty-two million, one hundred one thousand, two hundred forty-two".