106500115060021 has 2 divisors, whose sum is σ = 106500115060022. Its totient is φ = 106500115060020.

The previous prime is 106500115059913. The next prime is 106500115060063. The reversal of 106500115060021 is 120060511005601.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 106176826157796 + 323288902225 = 10304214^2 + 568585^2 .

It is a cyclic number.

It is not a de Polignac number, because 106500115060021 - 2⁹ = 106500115059509 is a prime.

It is a super-2 number, since 2×106500115060021² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (106500115090021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 53250057530010 + 53250057530011.

It is an arithmetic number, because the mean of its divisors is an integer number (53250057530011).

Almost surely, 2^{106500115060021} is an apocalyptic number.

It is an amenable number.

106500115060021 is a deficient number, since it is larger than the sum of its proper divisors (1).

106500115060021 is an equidigital number, since it uses as much as digits as its factorization.

106500115060021 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1800, while the sum is 28.

Adding to 106500115060021 its reverse (120060511005601), we get a palindrome (226560626065622).

The spelling of 106500115060021 in words is "one hundred six trillion, five hundred billion, one hundred fifteen million, sixty thousand, twenty-one".