10721052222007 has 2 divisors, whose sum is σ = 10721052222008. Its totient is φ = 10721052222006.

The previous prime is 10721052221987. The next prime is 10721052222059. The reversal of 10721052222007 is 70022225012701.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-10721052222007 is a prime.

It is a super-2 number, since 2×10721052222007² (a number of 27 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 10721052222007.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10721052222407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5360526111003 + 5360526111004.

It is an arithmetic number, because the mean of its divisors is an integer number (5360526111004).

Almost surely, 2^{10721052222007} is an apocalyptic number.

10721052222007 is a deficient number, since it is larger than the sum of its proper divisors (1).

10721052222007 is an equidigital number, since it uses as much as digits as its factorization.

10721052222007 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7840, while the sum is 31.

Adding to 10721052222007 its reverse (70022225012701), we get a palindrome (80743277234708).

The spelling of 10721052222007 in words is "ten trillion, seven hundred twenty-one billion, fifty-two million, two hundred twenty-two thousand, seven".