133002821683181 has 4 divisors (see below), whose sum is σ = 133217688924000. Its totient is φ = 132787954442364.

The previous prime is 133002821683177. The next prime is 133002821683187. The reversal of 133002821683181 is 181386128200331.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 133002821683181 - 2² = 133002821683177 is a prime.

It is a super-2 number, since 2×133002821683181² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133002821683187) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 107433619481 + ... + 107433620718.

It is an arithmetic number, because the mean of its divisors is an integer number (33304422231000).

Almost surely, 2^{133002821683181} is an apocalyptic number.

It is an amenable number.

133002821683181 is a deficient number, since it is larger than the sum of its proper divisors (214867240819).

133002821683181 is an equidigital number, since it uses as much as digits as its factorization.

133002821683181 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 214867240818.

The product of its (nonzero) digits is 331776, while the sum is 47.

The spelling of 133002821683181 in words is "one hundred thirty-three trillion, two billion, eight hundred twenty-one million, six hundred eighty-three thousand, one hundred eighty-one".