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13023013312211 = 72922212164653
BaseRepresentation
bin1011110110000010100000…
…0101010001011011010011
31201002222200012002220210012
42331200220011101123103
53201332112401442321
643410404551425135
72512611260464160
oct275405005213323
951088605086705
1013023013312211
114171035561891
121563b449851ab
137360ac728916
143304625bb067
15178b59c2605b
hexbd8281516d3

13023013312211 has 12 divisors (see below), whose sum is σ = 15414363309072. Its totient is φ = 10777666184544.

The previous prime is 13023013312207. The next prime is 13023013312279. The reversal of 13023013312211 is 11221331032031.

It is not a de Polignac number, because 13023013312211 - 22 = 13023013312207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13023013312201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1106076440 + ... + 1106088213.

It is an arithmetic number, because the mean of its divisors is an integer number (1284530275756).

Almost surely, 213023013312211 is an apocalyptic number.

13023013312211 is a deficient number, since it is larger than the sum of its proper divisors (2391349996861).

13023013312211 is an equidigital number, since it uses as much as digits as its factorization.

13023013312211 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2212164718 (or 2212164689 counting only the distinct ones).

The product of its (nonzero) digits is 648, while the sum is 23.

Adding to 13023013312211 its reverse (11221331032031), we get a palindrome (24244344344242).

The spelling of 13023013312211 in words is "thirteen trillion, twenty-three billion, thirteen million, three hundred twelve thousand, two hundred eleven".

Divisors: 1 7 29 203 841 5887 2212164653 15485152571 64152774937 449069424559 1860430473173 13023013312211