201041012121 has 32 divisors (see below), whose sum is σ = 278128816128. Its totient is φ = 129088202880.

The previous prime is 201041012101. The next prime is 201041012149. The reversal of 201041012121 is 121210140102.

It is not a de Polignac number, because 201041012121 - 2¹⁴ = 201040995737 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 201041012121.

It is not an unprimeable number, because it can be changed into a prime (201041012101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 5457661 + ... + 5494373.

It is an arithmetic number, because the mean of its divisors is an integer number (8691525504).

Almost surely, 2^201041012121 is an apocalyptic number.

It is an amenable number.

201041012121 is a deficient number, since it is larger than the sum of its proper divisors (77087804007).

201041012121 is a wasteful number, since it uses less digits than its factorization.

201041012121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37381.

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

Adding to 201041012121 its reverse (121210140102), we get a palindrome (322251152223).

The spelling of 201041012121 in words is "two hundred one billion, forty-one million, twelve thousand, one hundred twenty-one".