10000022021993 has 16 divisors (see below), whose sum is σ = 10792603510416. Its totient is φ = 9231570155520.

The previous prime is 10000022021917. The next prime is 10000022021999. The reversal of 10000022021993 is 39912022000001.

It can be written as a sum of positive squares in 8 ways, for example, as 20658887824 + 9979363134169 = 143732^2 + 3159013^2 .

It is not a de Polignac number, because 10000022021993 - 2²² = 10000017827689 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10000022021999) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 22035146 + ... + 22484387.

It is an arithmetic number, because the mean of its divisors is an integer number (674537719401).

Almost surely, 2^{10000022021993} is an apocalyptic number.

It is an amenable number.

10000022021993 is a deficient number, since it is larger than the sum of its proper divisors (792581488423).

10000022021993 is a wasteful number, since it uses less digits than its factorization.

10000022021993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44519804.

The product of its (nonzero) digits is 1944, while the sum is 29.

Adding to 10000022021993 its reverse (39912022000001), we get a palindrome (49912044021994).

The spelling of 10000022021993 in words is "ten trillion, twenty-two million, twenty-one thousand, nine hundred ninety-three".