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2320122331 = 2713855187
BaseRepresentation
bin1000101001001010…
…0100000111011011
312222200201102111201
42022102210013123
514222422403311
61022120135031
7111331500022
oct21222440733
95880642451
102320122331
11a9071527a
12549007477
132ac89c167
141801c98b9
15d8a489c1
hex8a4a41db

2320122331 has 4 divisors (see below), whose sum is σ = 2320980232. Its totient is φ = 2319264432.

The previous prime is 2320122317. The next prime is 2320122349. The reversal of 2320122331 is 1332210232.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2320122331 - 29 = 2320121819 is a prime.

It is a super-2 number, since 2×23201223312 = 10765935261609747122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 2320122299 and 2320122308.

It is not an unprimeable number, because it can be changed into a prime (2320122131) 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, 424881 + ... + 430306.

It is an arithmetic number, because the mean of its divisors is an integer number (580245058).

Almost surely, 22320122331 is an apocalyptic number.

2320122331 is a deficient number, since it is larger than the sum of its proper divisors (857901).

2320122331 is an equidigital number, since it uses as much as digits as its factorization.

2320122331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 857900.

The product of its (nonzero) digits is 432, while the sum is 19.

The square root of 2320122331 is about 48167.6481780043. The cubic root of 2320122331 is about 1323.8444570655.

Adding to 2320122331 its reverse (1332210232), we get a palindrome (3652332563).

The spelling of 2320122331 in words is "two billion, three hundred twenty million, one hundred twenty-two thousand, three hundred thirty-one".

Divisors: 1 2713 855187 2320122331