551222451301 has 2 divisors, whose sum is σ = 551222451302. Its totient is φ = 551222451300.

The previous prime is 551222451193. The next prime is 551222451313. The reversal of 551222451301 is 103154222155.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 547148693025 + 4073758276 = 739695^2 + 63826^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-551222451301 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (551222451001) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 275611225650 + 275611225651.

It is an arithmetic number, because the mean of its divisors is an integer number (275611225651).

Almost surely, 2^551222451301 is an apocalyptic number.

It is an amenable number.

551222451301 is a deficient number, since it is larger than the sum of its proper divisors (1).

551222451301 is an equidigital number, since it uses as much as digits as its factorization.

551222451301 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12000, while the sum is 31.

Adding to 551222451301 its reverse (103154222155), we get a palindrome (654376673456).

The spelling of 551222451301 in words is "five hundred fifty-one billion, two hundred twenty-two million, four hundred fifty-one thousand, three hundred one".