133320145541020 has 24 divisors (see below), whose sum is σ = 280296723176064. Its totient is φ = 53266264399296.

The previous prime is 133320145541017. The next prime is 133320145541117. The reversal of 133320145541020 is 20145541023331.

It is a super-2 number, since 2×133320145541020² (a number of 29 digits) contains 22 as substring.

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 7 ways as a sum of consecutive naturals, for example, 3862095879 + ... + 3862130398.

It is an arithmetic number, because the mean of its divisors is an integer number (11679030132336).

Almost surely, 2^{133320145541020} is an apocalyptic number.

133320145541020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133320145541020 is an abundant number, since it is smaller than the sum of its proper divisors (146976577635044).

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

133320145541020 is a wasteful number, since it uses less digits than its factorization.

133320145541020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7724227149 (or 7724227147 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 34.

Adding to 133320145541020 its reverse (20145541023331), we get a palindrome (153465686564351).

The spelling of 133320145541020 in words is "one hundred thirty-three trillion, three hundred twenty billion, one hundred forty-five million, five hundred forty-one thousand, twenty".