1120203200121 has 8 divisors (see below), whose sum is σ = 1493719397280. Its totient is φ = 746744568192.

The previous prime is 1120203200119. The next prime is 1120203200191. The reversal of 1120203200121 is 1210023020211.

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

It is not a de Polignac number, because 1120203200121 - 2¹ = 1120203200119 is a prime.

It is a super-2 number, since 2×1120203200121² (a number of 25 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1120203200121.

It is not an unprimeable number, because it can be changed into a prime (1120203200101) 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, 14345880 + ... + 14423753.

It is an arithmetic number, because the mean of its divisors is an integer number (186714924660).

Almost surely, 2^{1120203200121} is an apocalyptic number.

It is an amenable number.

1120203200121 is a deficient number, since it is larger than the sum of its proper divisors (373516197159).

1120203200121 is a wasteful number, since it uses less digits than its factorization.

1120203200121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28782615.

The product of its (nonzero) digits is 48, while the sum is 15.

Adding to 1120203200121 its reverse (1210023020211), we get a palindrome (2330226220332).

The spelling of 1120203200121 in words is "one trillion, one hundred twenty billion, two hundred three million, two hundred thousand, one hundred twenty-one".