1321214301 has 16 divisors (see below), whose sum is σ = 2135296320. Its totient is φ = 800735760.

The previous prime is 1321214291. The next prime is 1321214303. The reversal of 1321214301 is 1034121231.

It is not a de Polignac number, because 1321214301 - 2¹³ = 1321206109 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1321214303) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2223970 + ... + 2224563.

It is an arithmetic number, because the mean of its divisors is an integer number (133456020).

Almost surely, 2^1321214301 is an apocalyptic number.

1321214301 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

1321214301 is a deficient number, since it is larger than the sum of its proper divisors (814082019).

1321214301 is a wasteful number, since it uses less digits than its factorization.

1321214301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4448553 (or 4448547 counting only the distinct ones).

The product of its (nonzero) digits is 144, while the sum is 18.

The square root of 1321214301 is about 36348.5116751704. The cubic root of 1321214301 is about 1097.2975814374.

Adding to 1321214301 its reverse (1034121231), we get a palindrome (2355335532).

The spelling of 1321214301 in words is "one billion, three hundred twenty-one million, two hundred fourteen thousand, three hundred one".