5111215321013 has 4 divisors (see below), whose sum is σ = 5111230632768. Its totient is φ = 5111200009260.

The previous prime is 5111215320943. The next prime is 5111215321019. The reversal of 5111215321013 is 3101235121115.

It is a happy number.

5111215321013 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 5111215321013 - 2⁴⁰ = 4011703693237 is a prime.

It is a super-2 number, since 2×5111215321013² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5111215321019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7143743 + ... + 7826588.

It is an arithmetic number, because the mean of its divisors is an integer number (1277807658192).

Almost surely, 2^{5111215321013} is an apocalyptic number.

It is an amenable number.

5111215321013 is a deficient number, since it is larger than the sum of its proper divisors (15311755).

5111215321013 is a wasteful number, since it uses less digits than its factorization.

5111215321013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15311754.

The product of its (nonzero) digits is 900, while the sum is 26.

The spelling of 5111215321013 in words is "five trillion, one hundred eleven billion, two hundred fifteen million, three hundred twenty-one thousand, thirteen".