201342103423236 has 18 divisors (see below), whose sum is σ = 508948094764382. Its totient is φ = 67114034474400.

The previous prime is 201342103423177. The next prime is 201342103423247. The reversal of 201342103423236 is 632324301243102.

201342103423236 is a `hidden beast` number, since 2 + 0 + 13 + 4 + 210 + 3 + 423 + 2 + 3 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 134675792900100 + 66666310523136 = 11604990^2 + 8164944^2 .

It is a tau number, because it is divible by the number of its divisors (18).

It is a super-2 number, since 2×201342103423236² (a number of 29 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36), and also a Moran number because the ratio is a prime number: 5592836206201 = 201342103423236 / (2 + 0 + 1 + 3 + 4 + 2 + 1 + 0 + 3 + 4 + 2 + 3 + 2 + 3 + 6).

It is a self number, because there is not a number n which added to its sum of digits gives 201342103423236.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2796418103065 + ... + 2796418103136.

Almost surely, 2^{201342103423236} is an apocalyptic number.

It is an amenable number.

201342103423236 is an abundant number, since it is smaller than the sum of its proper divisors (307605991341146).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

201342103423236 is a wasteful number, since it uses less digits than its factorization.

201342103423236 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5592836206211 (or 5592836206206 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 36.

Adding to 201342103423236 its reverse (632324301243102), we get a palindrome (833666404666338).

The spelling of 201342103423236 in words is "two hundred one trillion, three hundred forty-two billion, one hundred three million, four hundred twenty-three thousand, two hundred thirty-six".