1121103123202 has 8 divisors (see below), whose sum is σ = 1691375232636. Its totient is φ = 557311378992.

The previous prime is 1121103123191. The next prime is 1121103123221. The reversal of 1121103123202 is 2023213011211.

It can be written as a sum of positive squares in 2 ways, for example, as 1120970620081 + 132503121 = 1058759^2 + 11511^2 .

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 1121103123202.

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, 1620090873 + ... + 1620091564.

Almost surely, 2^{1121103123202} is an apocalyptic number.

1121103123202 is a deficient number, since it is larger than the sum of its proper divisors (570272109434).

1121103123202 is a wasteful number, since it uses less digits than its factorization.

1121103123202 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3240182612.

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

Adding to 1121103123202 its reverse (2023213011211), we get a palindrome (3144316134413).

The spelling of 1121103123202 in words is "one trillion, one hundred twenty-one billion, one hundred three million, one hundred twenty-three thousand, two hundred two".