1130121000013 has 2 divisors, whose sum is σ = 1130121000014. Its totient is φ = 1130121000012.

The previous prime is 1130120999981. The next prime is 1130121000037. The reversal of 1130121000013 is 3100001210311.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1125799515369 + 4321484644 = 1061037^2 + 65738^2 .

It is a cyclic number.

It is not a de Polignac number, because 1130121000013 - 2⁵ = 1130120999981 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1130120999957 and 1130121000002.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1130121001013) 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, 565060500006 + 565060500007.

It is an arithmetic number, because the mean of its divisors is an integer number (565060500007).

Almost surely, 2^{1130121000013} is an apocalyptic number.

It is an amenable number.

1130121000013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1130121000013 is an equidigital number, since it uses as much as digits as its factorization.

1130121000013 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 1130121000013 its reverse (3100001210311), we get a palindrome (4230122210324).

It can be divided in two parts, 113012 and 1000013, that added together give a square (1113025 = 1055²).

The spelling of 1130121000013 in words is "one trillion, one hundred thirty billion, one hundred twenty-one million, thirteen", and thus it is an aban number.