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23230020111 = 359313057909
BaseRepresentation
bin10101101000100111…
…011111101000001111
32012221221101021212020
4111220213133220033
5340033341120421
614401031541223
71451442625104
oct255047375017
965857337766
1023230020111
119940816a31
12460382a813
13226292763c
1411a5286aab
1590e5e8dc6
hex5689dfa0f

23230020111 has 8 divisors (see below), whose sum is σ = 31025594160. Its totient is φ = 15460563072.

The previous prime is 23230020101. The next prime is 23230020119. The reversal of 23230020111 is 11102003232.

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

It is not a de Polignac number, because 23230020111 - 219 = 23229495823 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23230020119) 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, 6527176 + ... + 6530733.

It is an arithmetic number, because the mean of its divisors is an integer number (3878199270).

Almost surely, 223230020111 is an apocalyptic number.

23230020111 is a deficient number, since it is larger than the sum of its proper divisors (7795574049).

23230020111 is a wasteful number, since it uses less digits than its factorization.

23230020111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13058505.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 23230020111 its reverse (11102003232), we get a palindrome (34332023343).

The spelling of 23230020111 in words is "twenty-three billion, two hundred thirty million, twenty thousand, one hundred eleven".

Divisors: 1 3 593 1779 13057909 39173727 7743340037 23230020111