101021101211027 has 2 divisors, whose sum is σ = 101021101211028. Its totient is φ = 101021101211026.

The previous prime is 101021101211021. The next prime is 101021101211057. The reversal of 101021101211027 is 720112101120101.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101021101211027 is a prime.

It is not a weakly prime, because it can be changed into another prime (101021101211021) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50510550605513 + 50510550605514.

It is an arithmetic number, because the mean of its divisors is an integer number (50510550605514).

Almost surely, 2^{101021101211027} is an apocalyptic number.

101021101211027 is a deficient number, since it is larger than the sum of its proper divisors (1).

101021101211027 is an equidigital number, since it uses as much as digits as its factorization.

101021101211027 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 56, while the sum is 20.

Adding to 101021101211027 its reverse (720112101120101), we get a palindrome (821133202331128).

The spelling of 101021101211027 in words is "one hundred one trillion, twenty-one billion, one hundred one million, two hundred eleven thousand, twenty-seven".