134210221340 has 96 divisors (see below), whose sum is σ = 321411525120. Its totient is φ = 46665006336.

The previous prime is 134210221337. The next prime is 134210221393. The reversal of 134210221340 is 43122012431.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 743639 + ... + 906321.

It is an arithmetic number, because the mean of its divisors is an integer number (3348036720).

Almost surely, 2^134210221340 is an apocalyptic number.

134210221340 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 134210221340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160705762560).

134210221340 is an abundant number, since it is smaller than the sum of its proper divisors (187201303780).

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

134210221340 is a wasteful number, since it uses less digits than its factorization.

134210221340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 162891 (or 162889 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 23.

Adding to 134210221340 its reverse (43122012431), we get a palindrome (177332233771).

The spelling of 134210221340 in words is "one hundred thirty-four billion, two hundred ten million, two hundred twenty-one thousand, three hundred forty".