201010001010103 has 16 divisors (see below), whose sum is σ = 203765376621600. Its totient is φ = 198269705404800.

The previous prime is 201010001010059. The next prime is 201010001010121. The reversal of 201010001010103 is 301010100010102.

It is a cyclic number.

It is not a de Polignac number, because 201010001010103 - 2²⁹ = 201009464139191 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 201010001010103.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201010001010503) 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, 555234913 + ... + 555596821.

It is an arithmetic number, because the mean of its divisors is an integer number (12735336038850).

Almost surely, 2^{201010001010103} is an apocalyptic number.

201010001010103 is a deficient number, since it is larger than the sum of its proper divisors (2755375611497).

201010001010103 is a wasteful number, since it uses less digits than its factorization.

201010001010103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 382722.

The product of its (nonzero) digits is 6, while the sum is 10.

Adding to 201010001010103 its reverse (301010100010102), we get a palindrome (502020101020205).

The spelling of 201010001010103 in words is "two hundred one trillion, ten billion, one million, ten thousand, one hundred three".