1121123130201 has 6 divisors (see below), whose sum is σ = 1619400076970. Its totient is φ = 747415420128.

The previous prime is 1121123130199. The next prime is 1121123130223. The reversal of 1121123130201 is 1020313211211.

It can be written as a sum of positive squares in only one way, i.e., 1004124243600 + 116998886601 = 1002060^2 + 342051^2 .

It is not a de Polignac number, because 1121123130201 - 2¹ = 1121123130199 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1121123170201) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 62284618336 + ... + 62284618353.

Almost surely, 2^{1121123130201} is an apocalyptic number.

It is an amenable number.

1121123130201 is a deficient number, since it is larger than the sum of its proper divisors (498276946769).

1121123130201 is a wasteful number, since it uses less digits than its factorization.

1121123130201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 124569236695 (or 124569236692 counting only the distinct ones).

The product of its (nonzero) digits is 72, while the sum is 18.

Adding to 1121123130201 its reverse (1020313211211), we get a palindrome (2141436341412).

The spelling of 1121123130201 in words is "one trillion, one hundred twenty-one billion, one hundred twenty-three million, one hundred thirty thousand, two hundred one".