1331323022212 has 12 divisors (see below), whose sum is σ = 2452437146320. Its totient is φ = 630626694696.

The previous prime is 1331323022207. The next prime is 1331323022257. The reversal of 1331323022212 is 2122203231331.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8758704018 + ... + 8758704169.

Almost surely, 2^{1331323022212} is an apocalyptic number.

It is an amenable number.

1331323022212 is a deficient number, since it is larger than the sum of its proper divisors (1121114124108).

1331323022212 is a wasteful number, since it uses less digits than its factorization.

1331323022212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17517408210 (or 17517408208 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 25.

Adding to 1331323022212 its reverse (2122203231331), we get a palindrome (3453526253543).

The spelling of 1331323022212 in words is "one trillion, three hundred thirty-one billion, three hundred twenty-three million, twenty-two thousand, two hundred twelve".