201201421101 has 8 divisors (see below), whose sum is σ = 282387959520. Its totient is φ = 127074581712.

The previous prime is 201201421093. The next prime is 201201421129. The reversal of 201201421101 is 101124102102.

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

It is not a de Polignac number, because 201201421101 - 2³ = 201201421093 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201201421181) 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, 1764924690 + ... + 1764924803.

It is an arithmetic number, because the mean of its divisors is an integer number (35298494940).

Almost surely, 2^201201421101 is an apocalyptic number.

It is an amenable number.

201201421101 is a deficient number, since it is larger than the sum of its proper divisors (81186538419).

201201421101 is a wasteful number, since it uses less digits than its factorization.

201201421101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3529849515.

The product of its (nonzero) digits is 32, while the sum is 15.

Adding to 201201421101 its reverse (101124102102), we get a palindrome (302325523203).

The spelling of 201201421101 in words is "two hundred one billion, two hundred one million, four hundred twenty-one thousand, one hundred one".