10217120563 has 8 divisors (see below), whose sum is σ = 11051104400. Its totient is φ = 9390001248.

The previous prime is 10217120549. The next prime is 10217120593. The reversal of 10217120563 is 36502171201.

It is a happy number.

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 10217120563 - 2²¹ = 10215023411 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10217120503) 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, 1713033 + ... + 1718986.

It is an arithmetic number, because the mean of its divisors is an integer number (1381388050).

Almost surely, 2^10217120563 is an apocalyptic number.

10217120563 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

10217120563 is a deficient number, since it is larger than the sum of its proper divisors (833983837).

10217120563 is a wasteful number, since it uses less digits than its factorization.

10217120563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3432261.

The product of its (nonzero) digits is 2520, while the sum is 28.

Adding to 10217120563 its reverse (36502171201), we get a palindrome (46719291764).

The spelling of 10217120563 in words is "ten billion, two hundred seventeen million, one hundred twenty thousand, five hundred sixty-three".