1324221101 has 4 divisors (see below), whose sum is σ = 1513395552. Its totient is φ = 1135046652.

The previous prime is 1324221091. The next prime is 1324221149. The reversal of 1324221101 is 1011224231.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 1011224231 = 113 ⋅8948887.

It is a cyclic number.

It is not a de Polignac number, because 1324221101 - 2⁶ = 1324221037 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1324221101.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1324221161) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 94587215 + ... + 94587228.

It is an arithmetic number, because the mean of its divisors is an integer number (378348888).

Almost surely, 2^1324221101 is an apocalyptic number.

It is an amenable number.

1324221101 is a deficient number, since it is larger than the sum of its proper divisors (189174451).

1324221101 is an equidigital number, since it uses as much as digits as its factorization.

1324221101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 189174450.

The product of its (nonzero) digits is 96, while the sum is 17.

The square root of 1324221101 is about 36389.8488730030. The cubic root of 1324221101 is about 1098.1293553218.

Adding to 1324221101 its reverse (1011224231), we get a palindrome (2335445332).

It can be divided in two parts, 13242 and 21101, that added together give a palindrome (34343).

The spelling of 1324221101 in words is "one billion, three hundred twenty-four million, two hundred twenty-one thousand, one hundred one".