1120203001121 has 2 divisors, whose sum is σ = 1120203001122. Its totient is φ = 1120203001120.

The previous prime is 1120203001081. The next prime is 1120203001139. The reversal of 1120203001121 is 1211003020211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1087246229521 + 32956771600 = 1042711^2 + 181540^2 .

It is a cyclic number.

It is not a de Polignac number, because 1120203001121 - 2²² = 1120198806817 is a prime.

It is a super-3 number, since 3×1120203001121³ (a number of 37 digits) contains 333 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 1120203001096 and 1120203001105.

It is not a weakly prime, because it can be changed into another prime (1120203001171) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560101500560 + 560101500561.

It is an arithmetic number, because the mean of its divisors is an integer number (560101500561).

Almost surely, 2^{1120203001121} is an apocalyptic number.

It is an amenable number.

1120203001121 is a deficient number, since it is larger than the sum of its proper divisors (1).

1120203001121 is an equidigital number, since it uses as much as digits as its factorization.

1120203001121 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 24, while the sum is 14.

Adding to 1120203001121 its reverse (1211003020211), we get a palindrome (2331206021332).

The spelling of 1120203001121 in words is "one trillion, one hundred twenty billion, two hundred three million, one thousand, one hundred twenty-one".