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10013323021 = 131307589331
BaseRepresentation
bin10010101001101011…
…10010111100001101
3221211211211111212121
421110311302330031
5131001402314041
64333340132541
7503065561402
oct112465627415
927754744777
1010013323021
114279294879
121b35537151
13c376a3710
146adc302a9
153d91407d1
hex254d72f0d

10013323021 has 8 divisors (see below), whose sum is σ = 10791847584. Its totient is φ = 9235979760.

The previous prime is 10013323007. The next prime is 10013323081. The reversal of 10013323021 is 12032331001.

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 10013323021 - 223 = 10004934413 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10013322986 and 10013323004.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10013323081) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 277675 + ... + 311656.

It is an arithmetic number, because the mean of its divisors is an integer number (1348980948).

Almost surely, 210013323021 is an apocalyptic number.

It is an amenable number.

10013323021 is a deficient number, since it is larger than the sum of its proper divisors (778524563).

10013323021 is a wasteful number, since it uses less digits than its factorization.

10013323021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 590651.

The product of its (nonzero) digits is 108, while the sum is 16.

Adding to 10013323021 its reverse (12032331001), we get a palindrome (22045654022).

The spelling of 10013323021 in words is "ten billion, thirteen million, three hundred twenty-three thousand, twenty-one".

Divisors: 1 13 1307 16991 589331 7661303 770255617 10013323021