101200201101 has 12 divisors (see below), whose sum is σ = 146184774112. Its totient is φ = 67463705736.

The previous prime is 101200201013. The next prime is 101200201111. The reversal of 101200201101 is 101102002101.

It is a happy number.

It is not a de Polignac number, because 101200201101 - 2¹³ = 101200192909 is a prime.

It is a super-2 number, since 2×101200201101² (a number of 23 digits) contains 22 as substring.

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

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101200201111) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 41251 + ... + 451776.

Almost surely, 2^101200201101 is an apocalyptic number.

It is an amenable number.

101200201101 is a deficient number, since it is larger than the sum of its proper divisors (44984573011).

101200201101 is a wasteful number, since it uses less digits than its factorization.

101200201101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 515840 (or 515837 counting only the distinct ones).

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

Adding to 101200201101 its reverse (101102002101), we get a palindrome (202302203202).

The spelling of 101200201101 in words is "one hundred one billion, two hundred million, two hundred one thousand, one hundred one".