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23120213233 = 137922512379
BaseRepresentation
bin10101100010000100…
…100111010011110001
32012200021202112010211
4111202010213103301
5334322233310413
614342110224121
71445640366325
oct254204472361
965607675124
1023120213233
119894837447
124592ab5041
132245c5c160
141194861985
15904b5883d
hex5621274f1

23120213233 has 8 divisors (see below), whose sum is σ = 25213865600. Its totient is φ = 21071585808.

The previous prime is 23120213227. The next prime is 23120213279. The reversal of 23120213233 is 33231202132.

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

It is not a de Polignac number, because 23120213233 - 229 = 22583342321 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (23120213293) 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, 11255163 + ... + 11257216.

It is an arithmetic number, because the mean of its divisors is an integer number (3151733200).

Almost surely, 223120213233 is an apocalyptic number.

It is an amenable number.

23120213233 is a deficient number, since it is larger than the sum of its proper divisors (2093652367).

23120213233 is a wasteful number, since it uses less digits than its factorization.

23120213233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22512471.

The product of its (nonzero) digits is 1296, while the sum is 22.

Adding to 23120213233 its reverse (33231202132), we get a palindrome (56351415365).

The spelling of 23120213233 in words is "twenty-three billion, one hundred twenty million, two hundred thirteen thousand, two hundred thirty-three".

Divisors: 1 13 79 1027 22512379 292660927 1778477941 23120213233