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123102101450201 is a prime number
BaseRepresentation
bin11011111111010111110001…
…000001110010110111011001
3121010212110001002221101101012
4123333113301001302313121
5112113401100432401301
61113452154044503305
734633555555353566
oct3377276101626731
9533773032841335
10123102101450201
1136251343004695
121198201884ab35
13538c62ac44263
14225826012d86d
15e3727c835ebb
hex6ff5f1072dd9

123102101450201 has 2 divisors, whose sum is σ = 123102101450202. Its totient is φ = 123102101450200.

The previous prime is 123102101450147. The next prime is 123102101450221. The reversal of 123102101450201 is 102054101201321.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 119984069468176 + 3118031982025 = 10953724^2 + 1765795^2 .

It is a cyclic number.

It is not a de Polignac number, because 123102101450201 - 26 = 123102101450137 is a prime.

It is not a weakly prime, because it can be changed into another prime (123102101450221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61551050725100 + 61551050725101.

It is an arithmetic number, because the mean of its divisors is an integer number (61551050725101).

Almost surely, 2123102101450201 is an apocalyptic number.

It is an amenable number.

123102101450201 is a deficient number, since it is larger than the sum of its proper divisors (1).

123102101450201 is an equidigital number, since it uses as much as digits as its factorization.

123102101450201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 480, while the sum is 23.

Adding to 123102101450201 its reverse (102054101201321), we get a palindrome (225156202651522).

The spelling of 123102101450201 in words is "one hundred twenty-three trillion, one hundred two billion, one hundred one million, four hundred fifty thousand, two hundred one".