55111324300031 has 4 divisors (see below), whose sum is σ = 55340001994464. Its totient is φ = 54882646605600.

The previous prime is 55111324299989. The next prime is 55111324300049. The reversal of 55111324300031 is 13000342311155.

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 55111324300031 - 2¹⁰ = 55111324299007 is a prime.

It is a super-2 number, since 2×55111324300031² (a number of 28 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 = 55111324299967 and 55111324300003.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55111324300051) 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, 114338846855 + ... + 114338847336.

It is an arithmetic number, because the mean of its divisors is an integer number (13835000498616).

Almost surely, 2^{55111324300031} is an apocalyptic number.

55111324300031 is a deficient number, since it is larger than the sum of its proper divisors (228677694433).

55111324300031 is a wasteful number, since it uses less digits than its factorization.

55111324300031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228677694432.

The product of its (nonzero) digits is 5400, while the sum is 29.

Adding to 55111324300031 its reverse (13000342311155), we get a palindrome (68111666611186).

The spelling of 55111324300031 in words is "fifty-five trillion, one hundred eleven billion, three hundred twenty-four million, three hundred thousand, thirty-one".