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10032120013 = 23436179131
BaseRepresentation
bin10010101011111011…
…00000000011001101
3221220011012111111111
421111331200003031
5131021210320023
64335251052021
7503414420206
oct112575400315
927804174444
1010032120013
114288963283
121b3b8a1011
13c3b5553b6
146b25245ad
153dab0500d
hex255f600cd

10032120013 has 4 divisors (see below), whose sum is σ = 10468299168. Its totient is φ = 9595940860.

The previous prime is 10032119983. The next prime is 10032120029. The reversal of 10032120013 is 31002123001.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 31002123001 = 53584945717.

It is not a de Polignac number, because 10032120013 - 29 = 10032119501 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 10032119975 and 10032120002.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10032120073) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 218089543 + ... + 218089588.

It is an arithmetic number, because the mean of its divisors is an integer number (2617074792).

Almost surely, 210032120013 is an apocalyptic number.

It is an amenable number.

10032120013 is a deficient number, since it is larger than the sum of its proper divisors (436179155).

10032120013 is an equidigital number, since it uses as much as digits as its factorization.

10032120013 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436179154.

The product of its (nonzero) digits is 36, while the sum is 13.

Adding to 10032120013 its reverse (31002123001), we get a palindrome (41034243014).

The spelling of 10032120013 in words is "ten billion, thirty-two million, one hundred twenty thousand, thirteen".

Divisors: 1 23 436179131 10032120013