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23012301211 = 193330013967
BaseRepresentation
bin10101011011101000…
…111101100110011011
32012101202201000200021
4111123220331212123
5334112122114321
614323253251311
71443160222114
oct253350754633
965352630607
1023012301211
119839931559
124562933b37
1322297a82a3
1411843b120b
158ea43e941
hex55ba3d99b

23012301211 has 8 divisors (see below), whose sum is σ = 23037684224. Its totient is φ = 22986936000.

The previous prime is 23012301157. The next prime is 23012301217. The reversal of 23012301211 is 11210321032.

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

It is a cyclic number.

It is not a de Polignac number, because 23012301211 - 219 = 23011776923 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23012301217) 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, 5798950 + ... + 5802916.

It is an arithmetic number, because the mean of its divisors is an integer number (2879710528).

Almost surely, 223012301211 is an apocalyptic number.

23012301211 is a deficient number, since it is larger than the sum of its proper divisors (25383013).

23012301211 is a wasteful number, since it uses less digits than its factorization.

23012301211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8901.

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

Adding to 23012301211 its reverse (11210321032), we get a palindrome (34222622243).

The spelling of 23012301211 in words is "twenty-three billion, twelve million, three hundred one thousand, two hundred eleven".

Divisors: 1 1933 3001 3967 5800933 7668211 11904967 23012301211