10221311312293 has 16 divisors (see below), whose sum is σ = 10504816787520. Its totient is φ = 9938190191616.

The previous prime is 10221311312279. The next prime is 10221311312299. The reversal of 10221311312293 is 39221311312201.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 10221311312293 - 2¹³ = 10221311304101 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 (10221311312299) 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, 344915205 + ... + 344944837.

It is an arithmetic number, because the mean of its divisors is an integer number (656551049220).

Almost surely, 2^{10221311312293} is an apocalyptic number.

It is an amenable number.

10221311312293 is a deficient number, since it is larger than the sum of its proper divisors (283505475227).

10221311312293 is a wasteful number, since it uses less digits than its factorization.

10221311312293 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35796.

The product of its (nonzero) digits is 3888, while the sum is 31.

Adding to 10221311312293 its reverse (39221311312201), we get a palindrome (49442622624494).

The spelling of 10221311312293 in words is "ten trillion, two hundred twenty-one billion, three hundred eleven million, three hundred twelve thousand, two hundred ninety-three".