201100101201 has 48 divisors (see below), whose sum is σ = 295660984320. Its totient is φ = 131699658240.

The previous prime is 201100101199. The next prime is 201100101229. The reversal of 201100101201 is 102101001102.

It is a happy number.

It is not a de Polignac number, because 201100101201 - 2¹ = 201100101199 is a prime.

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

It is not an unprimeable number, because it can be changed into a prime (201100103201) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 72414925 + ... + 72417701.

It is an arithmetic number, because the mean of its divisors is an integer number (6159603840).

Almost surely, 2^201100101201 is an apocalyptic number.

It is an amenable number.

201100101201 is a deficient number, since it is larger than the sum of its proper divisors (94560883119).

201100101201 is a wasteful number, since it uses less digits than its factorization.

201100101201 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3486 (or 3483 counting only the distinct ones).

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

Adding to 201100101201 its reverse (102101001102), we get a palindrome (303201102303).

The spelling of 201100101201 in words is "two hundred one billion, one hundred million, one hundred one thousand, two hundred one".