201103010121001 has 32 divisors (see below), whose sum is σ = 212548311613440. Its totient is φ = 189989335166400.

The previous prime is 201103010120993. The next prime is 201103010121053. The reversal of 201103010121001 is 100121010301102.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 201103010121001 - 2³ = 201103010120993 is a prime.

It is a super-2 number, since 2×201103010121001² (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 (201103010121901) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 931187490 + ... + 931403428.

It is an arithmetic number, because the mean of its divisors is an integer number (6642134737920).

Almost surely, 2^{201103010121001} is an apocalyptic number.

It is an amenable number.

201103010121001 is a deficient number, since it is larger than the sum of its proper divisors (11445301492439).

201103010121001 is a wasteful number, since it uses less digits than its factorization.

201103010121001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 217645.

The product of its (nonzero) digits is 12, while the sum is 13.

Adding to 201103010121001 its reverse (100121010301102), we get a palindrome (301224020422103).

The spelling of 201103010121001 in words is "two hundred one trillion, one hundred three billion, ten million, one hundred twenty-one thousand, one".