10722216385 has 8 divisors (see below), whose sum is σ = 12867422400. Its totient is φ = 8577264624.

The previous prime is 10722216377. The next prime is 10722216397. The reversal of 10722216385 is 58361222701.

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 10722216385 - 2³ = 10722216377 is a prime.

It is a super-2 number, since 2×10722216385² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 46566 + ... + 153664.

It is an arithmetic number, because the mean of its divisors is an integer number (1608427800).

Almost surely, 2^10722216385 is an apocalyptic number.

It is an amenable number.

10722216385 is a deficient number, since it is larger than the sum of its proper divisors (2145206015).

10722216385 is a wasteful number, since it uses less digits than its factorization.

10722216385 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127127.

The product of its (nonzero) digits is 40320, while the sum is 37.

The spelling of 10722216385 in words is "ten billion, seven hundred twenty-two million, two hundred sixteen thousand, three hundred eighty-five".