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10023014321 = 79126873599
BaseRepresentation
bin10010101010110101…
…10000111110110001
3221212112001212211122
421111122300332301
5131011342424241
64334323552025
7503244134045
oct112532607661
927775055748
1010023014321
114283804011
121b3882b615
13c396b7908
146b1234025
153d9e0704b
hex2556b0fb1

10023014321 has 4 divisors (see below), whose sum is σ = 10149888000. Its totient is φ = 9896140644.

The previous prime is 10023014303. The next prime is 10023014329. The reversal of 10023014321 is 12341032001.

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: 12341032001 = 33736620273.

It is a cyclic number.

It is not a de Polignac number, because 10023014321 - 26 = 10023014257 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 10023014321.

It is not an unprimeable number, because it can be changed into a prime (10023014329) 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, 63436721 + ... + 63436878.

It is an arithmetic number, because the mean of its divisors is an integer number (2537472000).

Almost surely, 210023014321 is an apocalyptic number.

It is an amenable number.

10023014321 is a deficient number, since it is larger than the sum of its proper divisors (126873679).

10023014321 is an equidigital number, since it uses as much as digits as its factorization.

10023014321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126873678.

The product of its (nonzero) digits is 144, while the sum is 17.

Adding to 10023014321 its reverse (12341032001), we get a palindrome (22364046322).

The spelling of 10023014321 in words is "ten billion, twenty-three million, fourteen thousand, three hundred twenty-one".

Divisors: 1 79 126873599 10023014321