1121311320202 has 8 divisors (see below), whose sum is σ = 1682555706756. Its totient is φ = 560459417952.

The previous prime is 1121311320169. The next prime is 1121311320211. The reversal of 1121311320202 is 2020231131211.

It can be written as a sum of positive squares in 2 ways, for example, as 1071823313521 + 49488006681 = 1035289^2 + 222459^2 .

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

It is a self number, because there is not a number n which added to its sum of digits gives 1121311320202.

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, 98113933 + ... + 98125360.

Almost surely, 2^{1121311320202} is an apocalyptic number.

1121311320202 is a deficient number, since it is larger than the sum of its proper divisors (561244386554).

1121311320202 is a wasteful number, since it uses less digits than its factorization.

1121311320202 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196242152.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 1121311320202 its reverse (2020231131211), we get a palindrome (3141542451413).

The spelling of 1121311320202 in words is "one trillion, one hundred twenty-one billion, three hundred eleven million, three hundred twenty thousand, two hundred two".