201022103503 has 8 divisors (see below), whose sum is σ = 216512928800. Its totient is φ = 185535219168.

The previous prime is 201022103483. The next prime is 201022103539. The reversal of 201022103503 is 305301220102.

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

It is a de Polignac number, because none of the positive numbers 2^k-201022103503 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 (201022103573) 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, 878868 + ... + 1083721.

It is an arithmetic number, because the mean of its divisors is an integer number (27064116100).

Almost surely, 2^201022103503 is an apocalyptic number.

201022103503 is a deficient number, since it is larger than the sum of its proper divisors (15490825297).

201022103503 is a wasteful number, since it uses less digits than its factorization.

201022103503 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1970481.

The product of its (nonzero) digits is 360, while the sum is 19.

Adding to 201022103503 its reverse (305301220102), we get a palindrome (506323323605).

The spelling of 201022103503 in words is "two hundred one billion, twenty-two million, one hundred three thousand, five hundred three".