134334423220 has 24 divisors (see below), whose sum is σ = 282196417608. Its totient is φ = 53715840000.

The previous prime is 134334423191. The next prime is 134334423253. The reversal of 134334423220 is 22324433431.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 55219360144 + 79115063076 = 234988^2 + 281274^2 .

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 1059061 + ... + 1179100.

It is an arithmetic number, because the mean of its divisors is an integer number (11758184067).

Almost surely, 2^134334423220 is an apocalyptic number.

134334423220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

134334423220 is an abundant number, since it is smaller than the sum of its proper divisors (147861994388).

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

134334423220 is a wasteful number, since it uses less digits than its factorization.

134334423220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2241171 (or 2241169 counting only the distinct ones).

The product of its (nonzero) digits is 41472, while the sum is 31.

Adding to 134334423220 its reverse (22324433431), we get a palindrome (156658856651).

The spelling of 134334423220 in words is "one hundred thirty-four billion, three hundred thirty-four million, four hundred twenty-three thousand, two hundred twenty".