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23312123033 is a prime number
BaseRepresentation
bin10101101101100000…
…101100010010011001
32020011122212112220012
4111231200230102121
5340220400414113
614413123411305
71453460530163
oct255540542231
966148775805
1023312123033
1199830a4091
124627223b35
132276942c54
1411b2139933
15916915aa8
hex56d82c499

23312123033 has 2 divisors, whose sum is σ = 23312123034. Its totient is φ = 23312123032.

The previous prime is 23312122997. The next prime is 23312123083. The reversal of 23312123033 is 33032121332.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 13642940809 + 9669182224 = 116803^2 + 98332^2 .

It is a cyclic number.

It is not a de Polignac number, because 23312123033 - 218 = 23311860889 is a prime.

It is not a weakly prime, because it can be changed into another prime (23312123083) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11656061516 + 11656061517.

It is an arithmetic number, because the mean of its divisors is an integer number (11656061517).

Almost surely, 223312123033 is an apocalyptic number.

It is an amenable number.

23312123033 is a deficient number, since it is larger than the sum of its proper divisors (1).

23312123033 is an equidigital number, since it uses as much as digits as its factorization.

23312123033 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1944, while the sum is 23.

Adding to 23312123033 its reverse (33032121332), we get a palindrome (56344244365).

The spelling of 23312123033 in words is "twenty-three billion, three hundred twelve million, one hundred twenty-three thousand, thirty-three".