5112430342121 has 2 divisors, whose sum is σ = 5112430342122. Its totient is φ = 5112430342120.

The previous prime is 5112430342109. The next prime is 5112430342127. The reversal of 5112430342121 is 1212430342115.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3261415671721 + 1851014670400 = 1805939^2 + 1360520^2 .

It is a cyclic number.

It is not a de Polignac number, because 5112430342121 - 2¹⁰ = 5112430341097 is a prime.

It is a super-3 number, since 3×5112430342121³ (a number of 39 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not a weakly prime, because it can be changed into another prime (5112430342127) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2556215171060 + 2556215171061.

It is an arithmetic number, because the mean of its divisors is an integer number (2556215171061).

Almost surely, 2^{5112430342121} is an apocalyptic number.

It is an amenable number.

5112430342121 is a deficient number, since it is larger than the sum of its proper divisors (1).

5112430342121 is an equidigital number, since it uses as much as digits as its factorization.

5112430342121 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5760, while the sum is 29.

Adding to 5112430342121 its reverse (1212430342115), we get a palindrome (6324860684236).

The spelling of 5112430342121 in words is "five trillion, one hundred twelve billion, four hundred thirty million, three hundred forty-two thousand, one hundred twenty-one".