1322221101 has 8 divisors (see below), whose sum is σ = 1765106880. Its totient is φ = 880408032.

The previous prime is 1322221097. The next prime is 1322221123. The reversal of 1322221101 is 1011222231.

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

It is not a de Polignac number, because 1322221101 - 2² = 1322221097 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1322221151) 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, 265296 + ... + 270233.

It is an arithmetic number, because the mean of its divisors is an integer number (220638360).

Almost surely, 2^1322221101 is an apocalyptic number.

It is an amenable number.

1322221101 is a deficient number, since it is larger than the sum of its proper divisors (442885779).

1322221101 is an equidigital number, since it uses as much as digits as its factorization.

1322221101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 536355.

The product of its (nonzero) digits is 48, while the sum is 15.

The square root of 1322221101 is about 36362.3582981082. The cubic root of 1322221101 is about 1097.5762338620.

Adding to 1322221101 its reverse (1011222231), we get a palindrome (2333443332).

The spelling of 1322221101 in words is "one billion, three hundred twenty-two million, two hundred twenty-one thousand, one hundred one".