133330131420 has 24 divisors (see below), whose sum is σ = 373324368144. Its totient is φ = 35554701696.

The previous prime is 133330131401. The next prime is 133330131437. The reversal of 133330131420 is 24131033331.

It is a happy number.

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, 1111084369 + ... + 1111084488.

It is an arithmetic number, because the mean of its divisors is an integer number (15555182006).

Almost surely, 2^133330131420 is an apocalyptic number.

133330131420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133330131420 is an abundant number, since it is smaller than the sum of its proper divisors (239994236724).

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

133330131420 is a wasteful number, since it uses less digits than its factorization.

133330131420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2222168869 (or 2222168867 counting only the distinct ones).

The product of its (nonzero) digits is 1944, while the sum is 24.

Adding to 133330131420 its reverse (24131033331), we get a palindrome (157461164751).

The spelling of 133330131420 in words is "one hundred thirty-three billion, three hundred thirty million, one hundred thirty-one thousand, four hundred twenty".