9720313144211 has 4 divisors (see below), whose sum is σ = 9726867638712. Its totient is φ = 9713758649712.

The previous prime is 9720313144187. The next prime is 9720313144253. The reversal of 9720313144211 is 1124413130279.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 9720313144211 - 2²² = 9720308949907 is a prime.

It is a super-2 number, since 2×9720313144211² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (9720313144111) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3277245026 + ... + 3277247991.

It is an arithmetic number, because the mean of its divisors is an integer number (2431716909678).

Almost surely, 2^{9720313144211} is an apocalyptic number.

9720313144211 is a deficient number, since it is larger than the sum of its proper divisors (6554494501).

9720313144211 is a wasteful number, since it uses less digits than its factorization.

9720313144211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6554494500.

The product of its (nonzero) digits is 36288, while the sum is 38.

The spelling of 9720313144211 in words is "nine trillion, seven hundred twenty billion, three hundred thirteen million, one hundred forty-four thousand, two hundred eleven".