133011322321 has 8 divisors (see below), whose sum is σ = 133262129000. Its totient is φ = 132760719360.

The previous prime is 133011322291. The next prime is 133011322331. The reversal of 133011322321 is 123223110331.

It can be written as a sum of positive squares in 4 ways, for example, as 3940700625 + 129070621696 = 62775^2 + 359264^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 133011322321 - 2⁹ = 133011321809 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133011322292 and 133011322301.

It is not an unprimeable number, because it can be changed into a prime (133011322331) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1289155 + ... + 1388503.

It is an arithmetic number, because the mean of its divisors is an integer number (16657766125).

Almost surely, 2^133011322321 is an apocalyptic number.

It is an amenable number.

133011322321 is a deficient number, since it is larger than the sum of its proper divisors (250806679).

133011322321 is an equidigital number, since it uses as much as digits as its factorization.

133011322321 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101859.

The product of its (nonzero) digits is 648, while the sum is 22.

Adding to 133011322321 its reverse (123223110331), we get a palindrome (256234432652).

The spelling of 133011322321 in words is "one hundred thirty-three billion, eleven million, three hundred twenty-two thousand, three hundred twenty-one".