1343221021232 has 40 divisors (see below), whose sum is σ = 2628657036432. Its totient is φ = 664859936000.

The previous prime is 1343221021217. The next prime is 1343221021283. The reversal of 1343221021232 is 2321201223431.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11205518 + ... + 11324754.

Almost surely, 2^{1343221021232} is an apocalyptic number.

It is an amenable number.

1343221021232 is a deficient number, since it is larger than the sum of its proper divisors (1285436015200).

1343221021232 is a wasteful number, since it uses less digits than its factorization.

1343221021232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 126317 (or 126311 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 1343221021232 its reverse (2321201223431), we get a palindrome (3664422244663).

The spelling of 1343221021232 in words is "one trillion, three hundred forty-three billion, two hundred twenty-one million, twenty-one thousand, two hundred thirty-two".