101220110201 has 16 divisors (see below), whose sum is σ = 117017032320. Its totient is φ = 85758034560.

The previous prime is 101220110179. The next prime is 101220110219. The reversal of 101220110201 is 102011022101.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101220110201 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101220110231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2076035 + ... + 2124231.

It is an arithmetic number, because the mean of its divisors is an integer number (7313564520).

Almost surely, 2^101220110201 is an apocalyptic number.

It is an amenable number.

101220110201 is a deficient number, since it is larger than the sum of its proper divisors (15796922119).

101220110201 is an equidigital number, since it uses as much as digits as its factorization.

101220110201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51664.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 101220110201 its reverse (102011022101), we get a palindrome (203231132302).

The spelling of 101220110201 in words is "one hundred one billion, two hundred twenty million, one hundred ten thousand, two hundred one".