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23122101301 = 136129157757
BaseRepresentation
bin10101100010001011…
…110100010000110101
32012200102022110002021
4111202023310100311
5334323224220201
614342214513141
71445662422025
oct254213642065
965612273067
1023122101301
119895906a32
1245936657b1
132246470660
141194bd3a85
15904dccea1
hex5622f4435

23122101301 has 8 divisors (see below), whose sum is σ = 25308933944. Its totient is φ = 20993584320.

The previous prime is 23122101271. The next prime is 23122101311. The reversal of 23122101301 is 10310122132.

It can be written as a sum of positive squares in 4 ways, for example, as 1378276 + 23120723025 = 1174^2 + 152055^2 .

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

It is not a de Polignac number, because 23122101301 - 215 = 23122068533 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23122101311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14578086 + ... + 14579671.

It is an arithmetic number, because the mean of its divisors is an integer number (3163616743).

Almost surely, 223122101301 is an apocalyptic number.

It is an amenable number.

23122101301 is a deficient number, since it is larger than the sum of its proper divisors (2186832643).

23122101301 is a wasteful number, since it uses less digits than its factorization.

23122101301 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29157831.

The product of its (nonzero) digits is 72, while the sum is 16.

Adding to 23122101301 its reverse (10310122132), we get a palindrome (33432223433).

The spelling of 23122101301 in words is "twenty-three billion, one hundred twenty-two million, one hundred one thousand, three hundred one".

Divisors: 1 13 61 793 29157757 379050841 1778623177 23122101301