201043413121 has 16 divisors (see below), whose sum is σ = 214577330688. Its totient is φ = 188038742400.

The previous prime is 201043413101. The next prime is 201043413167. The reversal of 201043413121 is 121314340102.

It is a cyclic number.

It is not a de Polignac number, because 201043413121 - 2¹¹ = 201043411073 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201043413092 and 201043413101.

It is not an unprimeable number, because it can be changed into a prime (201043413101) 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, 603150 + ... + 875143.

It is an arithmetic number, because the mean of its divisors is an integer number (13411083168).

Almost surely, 2^201043413121 is an apocalyptic number.

It is an amenable number.

201043413121 is a deficient number, since it is larger than the sum of its proper divisors (13533917567).

201043413121 is a wasteful number, since it uses less digits than its factorization.

201043413121 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1478472.

The product of its (nonzero) digits is 576, while the sum is 22.

Adding to 201043413121 its reverse (121314340102), we get a palindrome (322357753223).

The spelling of 201043413121 in words is "two hundred one billion, forty-three million, four hundred thirteen thousand, one hundred twenty-one".