210133045503 has 16 divisors (see below), whose sum is σ = 314390479200. Its totient is φ = 138701678400.

The previous prime is 210133045501. The next prime is 210133045517. The reversal of 210133045503 is 305540331012.

210133045503 is a `hidden beast` number, since 2 + 101 + 3 + 3 + 0 + 4 + 550 + 3 = 666.

It is not a de Polignac number, because 210133045503 - 2¹ = 210133045501 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (210133045501) 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, 38525518 + ... + 38530971.

It is an arithmetic number, because the mean of its divisors is an integer number (19649404950).

Almost surely, 2^210133045503 is an apocalyptic number.

210133045503 is a deficient number, since it is larger than the sum of its proper divisors (104257433697).

210133045503 is a wasteful number, since it uses less digits than its factorization.

210133045503 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77056599 (or 77056593 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

Adding to 210133045503 its reverse (305540331012), we get a palindrome (515673376515).

The spelling of 210133045503 in words is "two hundred ten billion, one hundred thirty-three million, forty-five thousand, five hundred three".