216310461003 has 24 divisors (see below), whose sum is σ = 384551932128. Its totient is φ = 114097825152.

The previous prime is 216310461001. The next prime is 216310461047. The reversal of 216310461003 is 300164013612.

216310461003 is a `hidden beast` number, since 2 + 16 + 31 + 0 + 4 + 610 + 0 + 3 = 666.

It is not a de Polignac number, because 216310461003 - 2¹ = 216310461001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (216310461001) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 132056850 + ... + 132058487.

It is an arithmetic number, because the mean of its divisors is an integer number (16022997172).

Almost surely, 2^216310461003 is an apocalyptic number.

216310461003 is a deficient number, since it is larger than the sum of its proper divisors (168241471125).

216310461003 is a wasteful number, since it uses less digits than its factorization.

216310461003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264115363 (or 264115360 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 27.

Adding to 216310461003 its reverse (300164013612), we get a palindrome (516474474615).

The spelling of 216310461003 in words is "two hundred sixteen billion, three hundred ten million, four hundred sixty-one thousand, three".