5111212430125 has 8 divisors (see below), whose sum is σ = 6378793112952. Its totient is φ = 4088969944000.

The previous prime is 5111212430119. The next prime is 5111212430201. The reversal of 5111212430125 is 5210342121115.

It can be written as a sum of positive squares in 4 ways, for example, as 141674701609 + 4969537728516 = 376397^2 + 2229246^2 .

It is not a de Polignac number, because 5111212430125 - 2²⁷ = 5111078212397 is a prime.

It is a super-2 number, since 2×5111212430125² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 5111212430093 and 5111212430102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20444849596 + ... + 20444849845.

It is an arithmetic number, because the mean of its divisors is an integer number (797349139119).

Almost surely, 2^{5111212430125} is an apocalyptic number.

It is an amenable number.

5111212430125 is a deficient number, since it is larger than the sum of its proper divisors (1267580682827).

5111212430125 is an equidigital number, since it uses as much as digits as its factorization.

5111212430125 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40889699456 (or 40889699446 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 28.

The spelling of 5111212430125 in words is "five trillion, one hundred eleven billion, two hundred twelve million, four hundred thirty thousand, one hundred twenty-five".