561101060001 has 16 divisors (see below), whose sum is σ = 758741188608. Its totient is φ = 368765115600.

The previous prime is 561101059993. The next prime is 561101060071. The reversal of 561101060001 is 100060101165.

It is not a de Polignac number, because 561101060001 - 2³ = 561101059993 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 561101060001.

It is not an unprimeable number, because it can be changed into a prime (561101060071) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2332960 + ... + 2562206.

It is an arithmetic number, because the mean of its divisors is an integer number (47421324288).

Almost surely, 2^561101060001 is an apocalyptic number.

It is an amenable number.

561101060001 is a deficient number, since it is larger than the sum of its proper divisors (197640128607).

561101060001 is a wasteful number, since it uses less digits than its factorization.

561101060001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 240812.

The product of its (nonzero) digits is 180, while the sum is 21.

Adding to 561101060001 its reverse (100060101165), we get a palindrome (661161161166).

It can be divided in two parts, 56110 and 1060001, that added together give a palindrome (1116111).

The spelling of 561101060001 in words is "five hundred sixty-one billion, one hundred one million, sixty thousand, one".