220304120137 has 2 divisors, whose sum is σ = 220304120138. Its totient is φ = 220304120136.

The previous prime is 220304120117. The next prime is 220304120221. The reversal of 220304120137 is 731021403022.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 191748527881 + 28555592256 = 437891^2 + 168984^2 .

It is a cyclic number.

It is not a de Polignac number, because 220304120137 - 2¹⁹ = 220303595849 is a prime.

It is not a weakly prime, because it can be changed into another prime (220304120117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 110152060068 + 110152060069.

It is an arithmetic number, because the mean of its divisors is an integer number (110152060069).

Almost surely, 2^220304120137 is an apocalyptic number.

It is an amenable number.

220304120137 is a deficient number, since it is larger than the sum of its proper divisors (1).

220304120137 is an equidigital number, since it uses as much as digits as its factorization.

220304120137 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 25.

Adding to 220304120137 its reverse (731021403022), we get a palindrome (951325523159).

The spelling of 220304120137 in words is "two hundred twenty billion, three hundred four million, one hundred twenty thousand, one hundred thirty-seven".