10012101321 has 16 divisors (see below), whose sum is σ = 13715730944. Its totient is φ = 6491746944.

The previous prime is 10012101311. The next prime is 10012101331. The reversal of 10012101321 is 12310121001.

It is an interprime number because it is at equal distance from previous prime (10012101311) and next prime (10012101331).

It is not a de Polignac number, because 10012101321 - 2⁵ = 10012101289 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 10012101297 and 10012101306.

It is not an unprimeable number, because it can be changed into a prime (10012101311) 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, 284520 + ... + 317766.

It is an arithmetic number, because the mean of its divisors is an integer number (857233184).

Almost surely, 2^10012101321 is an apocalyptic number.

It is an amenable number.

10012101321 is a deficient number, since it is larger than the sum of its proper divisors (3703629623).

10012101321 is a wasteful number, since it uses less digits than its factorization.

10012101321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36000.

The product of its (nonzero) digits is 12, while the sum is 12.

Adding to 10012101321 its reverse (12310121001), we get a palindrome (22322222322).

The spelling of 10012101321 in words is "ten billion, twelve million, one hundred one thousand, three hundred twenty-one".