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123000341201081 is a prime number
BaseRepresentation
bin11011111101111000111111…
…101001010000000010111001
3121010111201101021002010021122
4123331320333221100002321
5112110214144321413311
61113333324321315025
734623324055460501
oct3375707751200271
9533451337063248
10123000341201081
1136212173aa5353
1211966359495a75
135382b61851ab6
1422533693c2a01
15e347c3ce60db
hex6fde3fa500b9

123000341201081 has 2 divisors, whose sum is σ = 123000341201082. Its totient is φ = 123000341201080.

The previous prime is 123000341201051. The next prime is 123000341201093. The reversal of 123000341201081 is 180102143000321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 120222102293056 + 2778238908025 = 10964584^2 + 1666805^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-123000341201081 is a prime.

It is a super-2 number, since 2×1230003412010812 (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 123000341201081.

It is not a weakly prime, because it can be changed into another prime (123000341201011) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61500170600540 + 61500170600541.

It is an arithmetic number, because the mean of its divisors is an integer number (61500170600541).

Almost surely, 2123000341201081 is an apocalyptic number.

It is an amenable number.

123000341201081 is a deficient number, since it is larger than the sum of its proper divisors (1).

123000341201081 is an equidigital number, since it uses as much as digits as its factorization.

123000341201081 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1152, while the sum is 26.

The spelling of 123000341201081 in words is "one hundred twenty-three trillion, three hundred forty-one million, two hundred one thousand, eighty-one".