5112252221311 has 4 divisors (see below), whose sum is σ = 5112532347624. Its totient is φ = 5111972095000.

The previous prime is 5112252221303. The next prime is 5112252221359. The reversal of 5112252221311 is 1131222522115.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5112252221311 - 2³ = 5112252221303 is a prime.

It is a super-2 number, since 2×5112252221311² (a number of 26 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5112252221311.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5112252221371) 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, 140035780 + ... + 140072281.

It is an arithmetic number, because the mean of its divisors is an integer number (1278133086906).

Almost surely, 2^{5112252221311} is an apocalyptic number.

5112252221311 is a deficient number, since it is larger than the sum of its proper divisors (280126313).

5112252221311 is a wasteful number, since it uses less digits than its factorization.

5112252221311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280126312.

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

Adding to 5112252221311 its reverse (1131222522115), we get a palindrome (6243474743426).

The spelling of 5112252221311 in words is "five trillion, one hundred twelve billion, two hundred fifty-two million, two hundred twenty-one thousand, three hundred eleven".