1320000322134 has 96 divisors (see below), whose sum is σ = 2928414988800. Its totient is φ = 394308528768.

The previous prime is 1320000322133. The next prime is 1320000322159. The reversal of 1320000322134 is 4312230000231.

It is a self number, because there is not a number n which added to its sum of digits gives 1320000322134.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1320000322133) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 49426717 + ... + 49453415.

It is an arithmetic number, because the mean of its divisors is an integer number (30504322800).

Almost surely, 2^{1320000322134} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1320000322134, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1464207494400).

1320000322134 is an abundant number, since it is smaller than the sum of its proper divisors (1608414666666).

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

1320000322134 is a wasteful number, since it uses less digits than its factorization.

1320000322134 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27254 (or 27217 counting only the distinct ones).

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 1320000322134 its reverse (4312230000231), we get a palindrome (5632230322365).

The spelling of 1320000322134 in words is "one trillion, three hundred twenty billion, three hundred twenty-two thousand, one hundred thirty-four".