1121333131201 has 2 divisors, whose sum is σ = 1121333131202. Its totient is φ = 1121333131200.

The previous prime is 1121333131073. The next prime is 1121333131211. The reversal of 1121333131201 is 1021313331211.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1118515644801 + 2817486400 = 1057599^2 + 53080^2 .

It is a cyclic number.

It is not a de Polignac number, because 1121333131201 - 2⁷ = 1121333131073 is a prime.

It is a super-2 number, since 2×1121333131201² (a number of 25 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1121333131211) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 560666565600 + 560666565601.

It is an arithmetic number, because the mean of its divisors is an integer number (560666565601).

Almost surely, 2^{1121333131201} is an apocalyptic number.

It is an amenable number.

1121333131201 is a deficient number, since it is larger than the sum of its proper divisors (1).

1121333131201 is an equidigital number, since it uses as much as digits as its factorization.

1121333131201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 1121333131201 its reverse (1021313331211), we get a palindrome (2142646462412).

The spelling of 1121333131201 in words is "one trillion, one hundred twenty-one billion, three hundred thirty-three million, one hundred thirty-one thousand, two hundred one".