201252103543 has 8 divisors (see below), whose sum is σ = 201656310912. Its totient is φ = 200848274616.

The previous prime is 201252103523. The next prime is 201252103607. The reversal of 201252103543 is 345301252102.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-201252103543 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201252103523) 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, 982296 + ... + 1169362.

It is an arithmetic number, because the mean of its divisors is an integer number (25207038864).

Almost surely, 2^201252103543 is an apocalyptic number.

201252103543 is a deficient number, since it is larger than the sum of its proper divisors (404207369).

201252103543 is a wasteful number, since it uses less digits than its factorization.

201252103543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 189221.

The product of its (nonzero) digits is 7200, while the sum is 28.

Adding to 201252103543 its reverse (345301252102), we get a palindrome (546553355645).

The spelling of 201252103543 in words is "two hundred one billion, two hundred fifty-two million, one hundred three thousand, five hundred forty-three".