10321161603 has 16 divisors (see below), whose sum is σ = 13877477376. Its totient is φ = 6822869760.

The previous prime is 10321161577. The next prime is 10321161649. The reversal of 10321161603 is 30616112301.

It is not a de Polignac number, because 10321161603 - 2¹³ = 10321153411 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10321161673) 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, 810163 + ... + 822803.

It is an arithmetic number, because the mean of its divisors is an integer number (867342336).

Almost surely, 2^10321161603 is an apocalyptic number.

10321161603 is a deficient number, since it is larger than the sum of its proper divisors (3556315773).

10321161603 is a wasteful number, since it uses less digits than its factorization.

10321161603 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14914.

The product of its (nonzero) digits is 648, while the sum is 24.

Adding to 10321161603 its reverse (30616112301), we get a palindrome (40937273904).

The spelling of 10321161603 in words is "ten billion, three hundred twenty-one million, one hundred sixty-one thousand, six hundred three".