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123401102371 is a prime number
BaseRepresentation
bin111001011101101000…
…1110110010000100011
3102210112000221111211221
41302323101312100203
54010211140233441
6132404545515511
711625665030521
oct1627321662043
9383460844757
10123401102371
1148374783728
121baba942b97
13b837a07b91
145d88d1d311
1533238798d1
hex1cbb476423

123401102371 has 2 divisors, whose sum is σ = 123401102372. Its totient is φ = 123401102370.

The previous prime is 123401102323. The next prime is 123401102401. The reversal of 123401102371 is 173201104321.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 123401102371 - 217 = 123400971299 is a prime.

It is not a weakly prime, because it can be changed into another prime (123401102471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61700551185 + 61700551186.

It is an arithmetic number, because the mean of its divisors is an integer number (61700551186).

Almost surely, 2123401102371 is an apocalyptic number.

123401102371 is a deficient number, since it is larger than the sum of its proper divisors (1).

123401102371 is an equidigital number, since it uses as much as digits as its factorization.

123401102371 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1008, while the sum is 25.

Adding to 123401102371 its reverse (173201104321), we get a palindrome (296602206692).

The spelling of 123401102371 in words is "one hundred twenty-three billion, four hundred one million, one hundred two thousand, three hundred seventy-one".