201250052103 has 32 divisors (see below), whose sum is σ = 287812901376. Its totient is φ = 124640252928.

The previous prime is 201250052099. The next prime is 201250052189. The reversal of 201250052103 is 301250052102.

It is not a de Polignac number, because 201250052103 - 2² = 201250052099 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 201250052103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201250052203) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1550275 + ... + 1675067.

It is an arithmetic number, because the mean of its divisors is an integer number (8994153168).

Almost surely, 2^201250052103 is an apocalyptic number.

201250052103 is a deficient number, since it is larger than the sum of its proper divisors (86562849273).

201250052103 is a wasteful number, since it uses less digits than its factorization.

201250052103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 125223.

The product of its (nonzero) digits is 600, while the sum is 21.

Subtracting 201250052103 from its reverse (301250052102), we obtain a palindrome (99999999999).

The spelling of 201250052103 in words is "two hundred one billion, two hundred fifty million, fifty-two thousand, one hundred three".