551315222001 has 12 divisors (see below), whose sum is σ = 808229944912. Its totient is φ = 362057757336.

The previous prime is 551315221991. The next prime is 551315222071. The reversal of 551315222001 is 100222513155.

551315222001 is a `hidden beast` number, since 5 + 5 + 131 + 522 + 2 + 0 + 0 + 1 = 666.

551315222001 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 551315222001 - 2¹⁷ = 551315090929 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (551315222071) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 457143031 + ... + 457144236.

Almost surely, 2^551315222001 is an apocalyptic number.

It is an amenable number.

551315222001 is a deficient number, since it is larger than the sum of its proper divisors (256914722911).

551315222001 is a wasteful number, since it uses less digits than its factorization.

551315222001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 914287340 (or 914287337 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 27.

Adding to 551315222001 its reverse (100222513155), we get a palindrome (651537735156).

The spelling of 551315222001 in words is "five hundred fifty-one billion, three hundred fifteen million, two hundred twenty-two thousand, one".