201101110121 has 16 divisors (see below), whose sum is σ = 211055086080. Its totient is φ = 191250554880.

The previous prime is 201101110109. The next prime is 201101110127. The reversal of 201101110121 is 121011101102.

It is a cyclic number.

It is not a de Polignac number, because 201101110121 - 2¹⁴ = 201101093737 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201101110127) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3495041 + ... + 3552113.

It is an arithmetic number, because the mean of its divisors is an integer number (13190942880).

Almost surely, 2^201101110121 is an apocalyptic number.

It is an amenable number.

201101110121 is a deficient number, since it is larger than the sum of its proper divisors (9953975959).

201101110121 is a wasteful number, since it uses less digits than its factorization.

201101110121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57976.

The product of its (nonzero) digits is 4, while the sum is 11.

Adding to 201101110121 its reverse (121011101102), we get a palindrome (322112211223).

The spelling of 201101110121 in words is "two hundred one billion, one hundred one million, one hundred ten thousand, one hundred twenty-one".