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23323001081 is a prime number
BaseRepresentation
bin10101101110001010…
…001100000011111001
32020012102100012202212
4111232022030003321
5340231142013311
614414152504505
71453652144462
oct255612140371
966172305685
1023323001081
119989253a06
12462a9ab135
132278c81373
1411b376bd69
15917863c8b
hex56e28c0f9

23323001081 has 2 divisors, whose sum is σ = 23323001082. Its totient is φ = 23323001080.

The previous prime is 23323001059. The next prime is 23323001101. The reversal of 23323001081 is 18010032332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19566414400 + 3756586681 = 139880^2 + 61291^2 .

It is a cyclic number.

It is not a de Polignac number, because 23323001081 - 218 = 23322738937 is a prime.

It is a super-2 number, since 2×233230010812 (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23323001381) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11661500540 + 11661500541.

It is an arithmetic number, because the mean of its divisors is an integer number (11661500541).

Almost surely, 223323001081 is an apocalyptic number.

It is an amenable number.

23323001081 is a deficient number, since it is larger than the sum of its proper divisors (1).

23323001081 is an equidigital number, since it uses as much as digits as its factorization.

23323001081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864, while the sum is 23.

The spelling of 23323001081 in words is "twenty-three billion, three hundred twenty-three million, one thousand, eighty-one".