1342203021312 has 48 divisors (see below), whose sum is σ = 3578334243120. Its totient is φ = 447401005056.

The previous prime is 1342203021307. The next prime is 1342203021349. The reversal of 1342203021312 is 2131203022431.

It is a tau number, because it is divible by the number of its divisors (48).

It is a super-2 number, since 2×1342203021312² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 109222618 + ... + 109234905.

It is an arithmetic number, because the mean of its divisors is an integer number (74548630065).

Almost surely, 2^{1342203021312} is an apocalyptic number.

1342203021312 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1342203021312 is an abundant number, since it is smaller than the sum of its proper divisors (2236131221808).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1342203021312 is an equidigital number, since it uses as much as digits as its factorization.

1342203021312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 218457548 (or 218457528 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 1342203021312 its reverse (2131203022431), we get a palindrome (3473406043743).

The spelling of 1342203021312 in words is "one trillion, three hundred forty-two billion, two hundred three million, twenty-one thousand, three hundred twelve".