201012010121 has 8 divisors (see below), whose sum is σ = 223457520384. Its totient is φ = 179564078160.

The previous prime is 201012010109. The next prime is 201012010151. The reversal of 201012010121 is 121010210102.

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 201012010121 - 2¹⁰ = 201012009097 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (201012010151) 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 7 ways as a sum of consecutive naturals, for example, 249394151 + ... + 249394956.

It is an arithmetic number, because the mean of its divisors is an integer number (27932190048).

Almost surely, 2^201012010121 is an apocalyptic number.

It is an amenable number.

201012010121 is a deficient number, since it is larger than the sum of its proper divisors (22445510263).

201012010121 is a wasteful number, since it uses less digits than its factorization.

201012010121 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498789151.

The product of its (nonzero) digits is 8, while the sum is 11.

Adding to 201012010121 its reverse (121010210102), we get a palindrome (322022220223).

The spelling of 201012010121 in words is "two hundred one billion, twelve million, ten thousand, one hundred twenty-one".