1131022124021 has 2 divisors, whose sum is σ = 1131022124022. Its totient is φ = 1131022124020.

The previous prime is 1131022123993. The next prime is 1131022124087. The reversal of 1131022124021 is 1204212201311.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1014663363025 + 116358760996 = 1007305^2 + 341114^2 .

It is a cyclic number.

It is not a de Polignac number, because 1131022124021 - 2¹⁴ = 1131022107637 is a prime.

It is a super-2 number, since 2×1131022124021² (a number of 25 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1131022123984 and 1131022124002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1131022174021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 565511062010 + 565511062011.

It is an arithmetic number, because the mean of its divisors is an integer number (565511062011).

Almost surely, 2^{1131022124021} is an apocalyptic number.

It is an amenable number.

1131022124021 is a deficient number, since it is larger than the sum of its proper divisors (1).

1131022124021 is an equidigital number, since it uses as much as digits as its factorization.

1131022124021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 192, while the sum is 20.

Adding to 1131022124021 its reverse (1204212201311), we get a palindrome (2335234325332).

The spelling of 1131022124021 in words is "one trillion, one hundred thirty-one billion, twenty-two million, one hundred twenty-four thousand, twenty-one".