5211145300731 has 16 divisors (see below), whose sum is σ = 6957963091200. Its totient is φ = 3469213385568.

The previous prime is 5211145300721. The next prime is 5211145300811. The reversal of 5211145300731 is 1370035411125.

It is not a de Polignac number, because 5211145300731 - 2¹⁴ = 5211145284347 is a prime.

It is a super-2 number, since 2×5211145300731² (a number of 26 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 5211145300692 and 5211145300701.

It is not an unprimeable number, because it can be changed into a prime (5211145300721) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17772210 + ... + 18063048.

It is an arithmetic number, because the mean of its divisors is an integer number (434872693200).

Almost surely, 2^{5211145300731} is an apocalyptic number.

5211145300731 is a deficient number, since it is larger than the sum of its proper divisors (1746817790469).

5211145300731 is a wasteful number, since it uses less digits than its factorization.

5211145300731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 299218.

The product of its (nonzero) digits is 12600, while the sum is 33.

The spelling of 5211145300731 in words is "five trillion, two hundred eleven billion, one hundred forty-five million, three hundred thousand, seven hundred thirty-one".