210100120161011 has 2 divisors, whose sum is σ = 210100120161012. Its totient is φ = 210100120161010.

The previous prime is 210100120161007. The next prime is 210100120161059. The reversal of 210100120161011 is 110161021001012.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 210100120161011 - 2² = 210100120161007 is a prime.

It is not a weakly prime, because it can be changed into another prime (210100120161611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 105050060080505 + 105050060080506.

It is an arithmetic number, because the mean of its divisors is an integer number (105050060080506).

Almost surely, 2^{210100120161011} is an apocalyptic number.

210100120161011 is a deficient number, since it is larger than the sum of its proper divisors (1).

210100120161011 is an equidigital number, since it uses as much as digits as its factorization.

210100120161011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24, while the sum is 17.

Adding to 210100120161011 its reverse (110161021001012), we get a palindrome (320261141162023).

The spelling of 210100120161011 in words is "two hundred ten trillion, one hundred billion, one hundred twenty million, one hundred sixty-one thousand, eleven".