561362122201 has 8 divisors (see below), whose sum is σ = 572054529024. Its totient is φ = 550717771920.

The previous prime is 561362122177. The next prime is 561362122231. The reversal of 561362122201 is 102221263165.

561362122201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 561362122201 - 2⁷ = 561362122073 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (561362122231) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11990551 + ... + 12037276.

It is an arithmetic number, because the mean of its divisors is an integer number (71506816128).

Almost surely, 2^561362122201 is an apocalyptic number.

It is an amenable number.

561362122201 is a deficient number, since it is larger than the sum of its proper divisors (10692406823).

561362122201 is a wasteful number, since it uses less digits than its factorization.

561362122201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24028271.

The product of its (nonzero) digits is 8640, while the sum is 31.

Adding to 561362122201 its reverse (102221263165), we get a palindrome (663583385366).

The spelling of 561362122201 in words is "five hundred sixty-one billion, three hundred sixty-two million, one hundred twenty-two thousand, two hundred one".