201201112201101 has 8 divisors (see below), whose sum is σ = 273975982571904. Its totient is φ = 131280158315520.

The previous prime is 201201112201087. The next prime is 201201112201181. The reversal of 201201112201101 is 101102211102102.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a de Polignac number, because none of the positive numbers 2^k-201201112201101 is a prime.

It is a super-2 number, since 2×201201112201101² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201201112201181) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 713479121140 + ... + 713479121421.

It is an arithmetic number, because the mean of its divisors is an integer number (34246997821488).

Almost surely, 2^{201201112201101} is an apocalyptic number.

It is an amenable number.

201201112201101 is a deficient number, since it is larger than the sum of its proper divisors (72774870370803).

201201112201101 is a wasteful number, since it uses less digits than its factorization.

201201112201101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1426958242611.

The product of its (nonzero) digits is 16, while the sum is 15.

Adding to 201201112201101 its reverse (101102211102102), we get a palindrome (302303323303203).

The spelling of 201201112201101 in words is "two hundred one trillion, two hundred one billion, one hundred twelve million, two hundred one thousand, one hundred one".