201312202133 has 16 divisors (see below), whose sum is σ = 232313621760. Its totient is φ = 170873214336.

The previous prime is 201312202109. The next prime is 201312202139. The reversal of 201312202133 is 331202213102.

It is a cyclic number.

It is not a de Polignac number, because 201312202133 - 2¹⁴ = 201312185749 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201312202139) 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, 1286441 + ... + 1434417.

It is an arithmetic number, because the mean of its divisors is an integer number (14519601360).

Almost surely, 2^201312202133 is an apocalyptic number.

It is an amenable number.

201312202133 is a deficient number, since it is larger than the sum of its proper divisors (31001419627).

201312202133 is a wasteful number, since it uses less digits than its factorization.

201312202133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 149876.

The product of its (nonzero) digits is 432, while the sum is 20.

Adding to 201312202133 its reverse (331202213102), we get a palindrome (532514415235).

The spelling of 201312202133 in words is "two hundred one billion, three hundred twelve million, two hundred two thousand, one hundred thirty-three".