201432121133 has 8 divisors (see below), whose sum is σ = 202642460856. Its totient is φ = 200222310400.

The previous prime is 201432121103. The next prime is 201432121139. The reversal of 201432121133 is 331121234102.

It can be written as a sum of positive squares in 4 ways, for example, as 56333598409 + 145098522724 = 237347^2 + 380918^2 .

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 201432121133 - 2⁶ = 201432121069 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 201432121099 and 201432121108.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201432121139) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 645293 + ... + 905133.

It is an arithmetic number, because the mean of its divisors is an integer number (25330307607).

Almost surely, 2^201432121133 is an apocalyptic number.

It is an amenable number.

201432121133 is a deficient number, since it is larger than the sum of its proper divisors (1210339723).

201432121133 is a wasteful number, since it uses less digits than its factorization.

201432121133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264495.

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 201432121133 its reverse (331121234102), we get a palindrome (532553355235).

The spelling of 201432121133 in words is "two hundred one billion, four hundred thirty-two million, one hundred twenty-one thousand, one hundred thirty-three".