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122020331347 is a prime number
BaseRepresentation
bin111000110100011111…
…0100111111101010011
3102122221210210002002101
41301220332213331103
53444344201100342
6132015543101231
711546530463155
oct1615076477523
9378853702071
10122020331347
1147826328a52
121b794441817
13b67792c8c5
145c977b4ad5
1532925323b7
hex1c68fa7f53

122020331347 has 2 divisors, whose sum is σ = 122020331348. Its totient is φ = 122020331346.

The previous prime is 122020331327. The next prime is 122020331353. The reversal of 122020331347 is 743133020221.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 122020331347 - 223 = 122011942739 is a prime.

It is a super-2 number, since 2×1220203313472 (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (122020331327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 61010165673 + 61010165674.

It is an arithmetic number, because the mean of its divisors is an integer number (61010165674).

Almost surely, 2122020331347 is an apocalyptic number.

122020331347 is a deficient number, since it is larger than the sum of its proper divisors (1).

122020331347 is an equidigital number, since it uses as much as digits as its factorization.

122020331347 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 6048, while the sum is 28.

Adding to 122020331347 its reverse (743133020221), we get a palindrome (865153351568).

The spelling of 122020331347 in words is "one hundred twenty-two billion, twenty million, three hundred thirty-one thousand, three hundred forty-seven".