561101432203 has 8 divisors (see below), whose sum is σ = 604844676800. Its totient is φ = 517441272768.

The previous prime is 561101432179. The next prime is 561101432207. The reversal of 561101432203 is 302234101165.

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 561101432203 - 2⁹ = 561101431691 is a prime.

It is not an unprimeable number, because it can be changed into a prime (561101432207) 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, 20757258 + ... + 20784271.

It is an arithmetic number, because the mean of its divisors is an integer number (75605584600).

Almost surely, 2^561101432203 is an apocalyptic number.

561101432203 is a deficient number, since it is larger than the sum of its proper divisors (43743244597).

561101432203 is a wasteful number, since it uses less digits than its factorization.

561101432203 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41542581.

The product of its (nonzero) digits is 4320, while the sum is 28.

Adding to 561101432203 its reverse (302234101165), we get a palindrome (863335533368).

The spelling of 561101432203 in words is "five hundred sixty-one billion, one hundred one million, four hundred thirty-two thousand, two hundred three".