1321223114 has 16 divisors (see below), whose sum is σ = 2068484040. Its totient is φ = 632336640.

The previous prime is 1321223107. The next prime is 1321223143. The reversal of 1321223114 is 4113221231.

It can be written as a sum of positive squares in 4 ways, for example, as 758727025 + 562496089 = 27545^2 + 23717^2 .

It is a Curzon number.

It is an unprimeable number.

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 7 ways as a sum of consecutive naturals, for example, 147659 + ... + 156350.

Almost surely, 2^1321223114 is an apocalyptic number.

1321223114 is a deficient number, since it is larger than the sum of its proper divisors (747260926).

1321223114 is a wasteful number, since it uses less digits than its factorization.

1321223114 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 304105.

The product of its digits is 288, while the sum is 20.

The square root of 1321223114 is about 36348.6329041410. The cubic root of 1321223114 is about 1097.3000212289.

Adding to 1321223114 its reverse (4113221231), we get a palindrome (5434444345).

The spelling of 1321223114 in words is "one billion, three hundred twenty-one million, two hundred twenty-three thousand, one hundred fourteen".