Search a number
-
+
2023231201121 = 13457340553981
BaseRepresentation
bin11101011100010001111…
…110100001111101100001
321011102022110110010212102
4131130101332201331201
5231122034141413441
64145243134140145
7266113361312264
oct35342176417541
97142273403772
102023231201121
117100582a4059
12288148051655
13118a364b3420
146dcd3d62cdb
153796775b69b
hex1d711fa1f61

2023231201121 has 8 divisors (see below), whose sum is σ = 2183632132584. Its totient is φ = 1863511378560.

The previous prime is 2023231201111. The next prime is 2023231201141. The reversal of 2023231201121 is 1211021323202.

It can be written as a sum of positive squares in 4 ways, for example, as 420130830625 + 1603100370496 = 648175^2 + 1266136^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 2023231201121 - 234 = 2006051331937 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2023231201093 and 2023231201102.

It is not an unprimeable number, because it can be changed into a prime (2023231201111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 170271050 + ... + 170282931.

It is an arithmetic number, because the mean of its divisors is an integer number (272954016573).

Almost surely, 22023231201121 is an apocalyptic number.

It is an amenable number.

2023231201121 is a deficient number, since it is larger than the sum of its proper divisors (160400931463).

2023231201121 is a wasteful number, since it uses less digits than its factorization.

2023231201121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 340554451.

The product of its (nonzero) digits is 288, while the sum is 20.

Adding to 2023231201121 its reverse (1211021323202), we get a palindrome (3234252524323).

The spelling of 2023231201121 in words is "two trillion, twenty-three billion, two hundred thirty-one million, two hundred one thousand, one hundred twenty-one".

Divisors: 1 13 457 5941 340553981 4427201753 155633169317 2023231201121