133321130321999 has 16 divisors (see below), whose sum is σ = 138173198328000. Its totient is φ = 128486124539136.

The previous prime is 133321130321963. The next prime is 133321130322031. The reversal of 133321130321999 is 999123031123331.

It is a cyclic number.

It is not a de Polignac number, because 133321130321999 - 2¹⁶ = 133321130256463 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133321130821999) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 97519427 + ... + 98877099.

It is an arithmetic number, because the mean of its divisors is an integer number (8635824895500).

Almost surely, 2^{133321130321999} is an apocalyptic number.

133321130321999 is a deficient number, since it is larger than the sum of its proper divisors (4852068006001).

133321130321999 is a wasteful number, since it uses less digits than its factorization.

133321130321999 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1363954.

The product of its (nonzero) digits is 708588, while the sum is 50.

The spelling of 133321130321999 in words is "one hundred thirty-three trillion, three hundred twenty-one billion, one hundred thirty million, three hundred twenty-one thousand, nine hundred ninety-nine".