133021441202144 has 96 divisors (see below), whose sum is σ = 291481369258464. Its totient is φ = 59242517268480.

The previous prime is 133021441202059. The next prime is 133021441202161. The reversal of 133021441202144 is 441202144120331.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a self number, because there is not a number n which added to its sum of digits gives 133021441202144.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8811122 + ... + 18538574.

It is an arithmetic number, because the mean of its divisors is an integer number (3036264263109).

Almost surely, 2^{133021441202144} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 133021441202144, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (145740684629232).

133021441202144 is an abundant number, since it is smaller than the sum of its proper divisors (158459928056320).

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

133021441202144 is a wasteful number, since it uses less digits than its factorization.

133021441202144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9728260 (or 9728252 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 32.

Adding to 133021441202144 its reverse (441202144120331), we get a palindrome (574223585322475).

The spelling of 133021441202144 in words is "one hundred thirty-three trillion, twenty-one billion, four hundred forty-one million, two hundred two thousand, one hundred forty-four".