1322121230312 has 16 divisors (see below), whose sum is σ = 2480642189700. Its totient is φ = 660616646400.

The previous prime is 1322121230293. The next prime is 1322121230387. The reversal of 1322121230312 is 2130321212231.

It can be written as a sum of positive squares in 2 ways, for example, as 1321796293636 + 324936676 = 1149694^2 + 18026^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55483439 + ... + 55507262.

Almost surely, 2^{1322121230312} is an apocalyptic number.

It is an amenable number.

1322121230312 is a deficient number, since it is larger than the sum of its proper divisors (1158520959388).

1322121230312 is a wasteful number, since it uses less digits than its factorization.

1322121230312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110992196 (or 110992192 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 23.

Adding to 1322121230312 its reverse (2130321212231), we get a palindrome (3452442442543).

The spelling of 1322121230312 in words is "one trillion, three hundred twenty-two billion, one hundred twenty-one million, two hundred thirty thousand, three hundred twelve".