55224232243 has 2 divisors, whose sum is σ = 55224232244. Its totient is φ = 55224232242.

The previous prime is 55224232211. The next prime is 55224232249. The reversal of 55224232243 is 34223242255.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 55224232243 - 2⁵ = 55224232211 is a prime.

It is a super-2 number, since 2×55224232243² (a number of 22 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 55224232199 and 55224232208.

It is not a weakly prime, because it can be changed into another prime (55224232249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 27612116121 + 27612116122.

It is an arithmetic number, because the mean of its divisors is an integer number (27612116122).

Almost surely, 2^55224232243 is an apocalyptic number.

55224232243 is a deficient number, since it is larger than the sum of its proper divisors (1).

55224232243 is an equidigital number, since it uses as much as digits as its factorization.

55224232243 is an evil number, because the sum of its binary digits is even.

The product of its digits is 115200, while the sum is 34.

Adding to 55224232243 its reverse (34223242255), we get a palindrome (89447474498).

It can be divided in two parts, 552242 and 32243, that added together give a palindrome (584485).

The spelling of 55224232243 in words is "fifty-five billion, two hundred twenty-four million, two hundred thirty-two thousand, two hundred forty-three".