10220239846991 has 8 divisors (see below), whose sum is σ = 10730025087360. Its totient is φ = 9715906855512.

The previous prime is 10220239846913. The next prime is 10220239847009. The reversal of 10220239846991 is 19964893202201.

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 10220239846991 - 2⁴² = 5822193335887 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10220239848991) 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, 1363058381 + ... + 1363065878.

It is an arithmetic number, because the mean of its divisors is an integer number (1341253135920).

Almost surely, 2^{10220239846991} is an apocalyptic number.

10220239846991 is a deficient number, since it is larger than the sum of its proper divisors (509785240369).

10220239846991 is a wasteful number, since it uses less digits than its factorization.

10220239846991 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2726124445.

The product of its (nonzero) digits is 3359232, while the sum is 56.

The spelling of 10220239846991 in words is "ten trillion, two hundred twenty billion, two hundred thirty-nine million, eight hundred forty-six thousand, nine hundred ninety-one".