201101001120121 has 8 divisors (see below), whose sum is σ = 207589629996288. Its totient is φ = 194612465982000.

The previous prime is 201101001120077. The next prime is 201101001120139. The reversal of 201101001120121 is 121021100101102.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 201101001120121 - 2⁹ = 201101001119609 is a prime.

It is a super-2 number, since 2×201101001120121² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201101001120181) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19061635 + ... + 27668536.

It is an arithmetic number, because the mean of its divisors is an integer number (25948703749536).

Almost surely, 2^{201101001120121} is an apocalyptic number.

It is an amenable number.

201101001120121 is a deficient number, since it is larger than the sum of its proper divisors (6488628876167).

201101001120121 is a wasteful number, since it uses less digits than its factorization.

201101001120121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46869023.

The product of its (nonzero) digits is 8, while the sum is 13.

Adding to 201101001120121 its reverse (121021100101102), we get a palindrome (322122101221223).

The spelling of 201101001120121 in words is "two hundred one trillion, one hundred one billion, one million, one hundred twenty thousand, one hundred twenty-one".