21032201103 has 8 divisors (see below), whose sum is σ = 28043710848. Its totient is φ = 14021079384.

The previous prime is 21032201093. The next prime is 21032201111. The reversal of 21032201103 is 30110223012.

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

It is not a de Polignac number, because 21032201103 - 2¹³ = 21032192911 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21032201123) 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, 71076 + ... + 217062.

It is an arithmetic number, because the mean of its divisors is an integer number (3505463856).

Almost surely, 2^21032201103 is an apocalyptic number.

21032201103 is a deficient number, since it is larger than the sum of its proper divisors (7011509745).

21032201103 is a wasteful number, since it uses less digits than its factorization.

21032201103 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 194013.

The product of its (nonzero) digits is 72, while the sum is 15.

Adding to 21032201103 its reverse (30110223012), we get a palindrome (51142424115).

The spelling of 21032201103 in words is "twenty-one billion, thirty-two million, two hundred one thousand, one hundred three".