1341023221 has 8 divisors (see below), whose sum is σ = 1360577088. Its totient is φ = 1321488000.

The previous prime is 1341023209. The next prime is 1341023231. The reversal of 1341023221 is 1223201431.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1341023221 is a prime.

It is a super-2 number, since 2×1341023221² = 3596686558522429682, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1341023231) 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, 212806 + ... + 219016.

It is an arithmetic number, because the mean of its divisors is an integer number (170072136).

Almost surely, 2^1341023221 is an apocalyptic number.

It is an amenable number.

1341023221 is a deficient number, since it is larger than the sum of its proper divisors (19553867).

1341023221 is an equidigital number, since it uses as much as digits as its factorization.

1341023221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9323.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 1341023221 is about 36619.9839022357. The cubic root of 1341023221 is about 1102.7543155554.

Adding to 1341023221 its reverse (1223201431), we get a palindrome (2564224652).

The spelling of 1341023221 in words is "one billion, three hundred forty-one million, twenty-three thousand, two hundred twenty-one".