121444102202 has 8 divisors (see below), whose sum is σ = 182173187700. Its totient is φ = 60719706304.

The previous prime is 121444102133. The next prime is 121444102249. The reversal of 121444102202 is 202201444121.

It can be written as a sum of positive squares in 2 ways, for example, as 121061547721 + 382554481 = 347939^2 + 19559^2 .

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

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1106927 + ... + 1211682.

Almost surely, 2^121444102202 is an apocalyptic number.

121444102202 is a deficient number, since it is larger than the sum of its proper divisors (60729085498).

121444102202 is a wasteful number, since it uses less digits than its factorization.

121444102202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2344800.

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 121444102202 its reverse (202201444121), we get a palindrome (323645546323).

The spelling of 121444102202 in words is "one hundred twenty-one billion, four hundred forty-four million, one hundred two thousand, two hundred two".