101110020201 has 16 divisors (see below), whose sum is σ = 149817611520. Its totient is φ = 67395435120.

The previous prime is 101110020197. The next prime is 101110020223. The reversal of 101110020201 is 102020011101.

It is a happy number.

It is not a de Polignac number, because 101110020201 - 2² = 101110020197 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (9).

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (101110022201) 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 in 15 ways as a sum of consecutive naturals, for example, 145905 + ... + 472766.

It is an arithmetic number, because the mean of its divisors is an integer number (9363600720).

Almost surely, 2^101110020201 is an apocalyptic number.

It is an amenable number.

101110020201 is a deficient number, since it is larger than the sum of its proper divisors (48707591319).

101110020201 is an equidigital number, since it uses as much as digits as its factorization.

101110020201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 624733 (or 624727 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 9.

Adding to 101110020201 its reverse (102020011101), we get a palindrome (203130031302).

It can be divided in two parts, 1011100 and 20201, that added together give a palindrome (1031301).

The spelling of 101110020201 in words is "one hundred one billion, one hundred ten million, twenty thousand, two hundred one".