201024420103 has 32 divisors (see below), whose sum is σ = 236038440960. Its totient is φ = 169541320320.

The previous prime is 201024420089. The next prime is 201024420109. The reversal of 201024420103 is 301024420102.

It is a cyclic number.

It is not a de Polignac number, because 201024420103 - 2⁹ = 201024419591 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (201024420109) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2198700 + ... + 2288302.

It is an arithmetic number, because the mean of its divisors is an integer number (7376201280).

Almost surely, 2^201024420103 is an apocalyptic number.

201024420103 is a deficient number, since it is larger than the sum of its proper divisors (35014020857).

201024420103 is a wasteful number, since it uses less digits than its factorization.

201024420103 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 89959.

The product of its (nonzero) digits is 384, while the sum is 19.

Adding to 201024420103 its reverse (301024420102), we get a palindrome (502048840205).

Subtracting 201024420103 from its reverse (301024420102), we obtain a palindrome (99999999999).

The spelling of 201024420103 in words is "two hundred one billion, twenty-four million, four hundred twenty thousand, one hundred three".