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23001033313001 = 157171114634391
BaseRepresentation
bin1010011101011010110000…
…11010111000101011101001
310000102212200120002112001202
411032231120122320223221
511003322104012004001
6120530310121053545
74562525022214232
oct516553032705351
9100385616075052
1023001033313001
1173687577400a7
1226b59076272b5
13caacacc15a43
14597382494089
1529d49a18b96b
hex14eb586b8ae9

23001033313001 has 4 divisors (see below), whose sum is σ = 23001049519104. Its totient is φ = 23001017106900.

The previous prime is 23001033312991. The next prime is 23001033313031. The reversal of 23001033313001 is 10031333010032.

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.

It is a cyclic number.

It is not a de Polignac number, because 23001033313001 - 218 = 23001033050857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23001033313031) 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, 5745485 + ... + 8888906.

It is an arithmetic number, because the mean of its divisors is an integer number (5750262379776).

Almost surely, 223001033313001 is an apocalyptic number.

It is an amenable number.

23001033313001 is a deficient number, since it is larger than the sum of its proper divisors (16206103).

23001033313001 is a wasteful number, since it uses less digits than its factorization.

23001033313001 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16206102.

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 23001033313001 its reverse (10031333010032), we get a palindrome (33032366323033).

The spelling of 23001033313001 in words is "twenty-three trillion, one billion, thirty-three million, three hundred thirteen thousand, one".

Divisors: 1 1571711 14634391 23001033313001