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23033230201 = 92932478557
BaseRepresentation
bin10101011100111000…
…110011001101111001
32012110020002022212001
4111130320303031321
5334133001331301
614325322021001
71443533140432
oct253470631571
965406068761
1023033230201
11984a726843
124569947761
132230c254c7
14118709c489
158ec1c5c01
hex55ce33379

23033230201 has 4 divisors (see below), whose sum is σ = 23035718052. Its totient is φ = 23030742352.

The previous prime is 23033230183. The next prime is 23033230217. The reversal of 23033230201 is 10203233032.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 1217940201 + 21815290000 = 34899^2 + 147700^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-23033230201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23033230001) 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, 1229986 + ... + 1248571.

It is an arithmetic number, because the mean of its divisors is an integer number (5758929513).

Almost surely, 223033230201 is an apocalyptic number.

It is an amenable number.

23033230201 is a deficient number, since it is larger than the sum of its proper divisors (2487851).

23033230201 is an equidigital number, since it uses as much as digits as its factorization.

23033230201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2487850.

The product of its (nonzero) digits is 648, while the sum is 19.

Adding to 23033230201 its reverse (10203233032), we get a palindrome (33236463233).

The spelling of 23033230201 in words is "twenty-three billion, thirty-three million, two hundred thirty thousand, two hundred one".

Divisors: 1 9293 2478557 23033230201