133001211321331 has 8 divisors (see below), whose sum is σ = 138785663711520. Its totient is φ = 127216908183552.

The previous prime is 133001211321317. The next prime is 133001211321343. The reversal of 133001211321331 is 133123112100331.

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

It is not a de Polignac number, because 133001211321331 - 2⁷ = 133001211321203 is a prime.

It is a super-2 number, since 2×133001211321331² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 133001211321296 and 133001211321305.

It is not an unprimeable number, because it can be changed into a prime (133001211321301) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35490220 + ... + 39058393.

It is an arithmetic number, because the mean of its divisors is an integer number (17348207963940).

Almost surely, 2^{133001211321331} is an apocalyptic number.

133001211321331 is a deficient number, since it is larger than the sum of its proper divisors (5784452390189).

133001211321331 is an equidigital number, since it uses as much as digits as its factorization.

133001211321331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74626205.

The product of its (nonzero) digits is 972, while the sum is 25.

Adding to 133001211321331 its reverse (133123112100331), we get a palindrome (266124323421662).

The spelling of 133001211321331 in words is "one hundred thirty-three trillion, one billion, two hundred eleven million, three hundred twenty-one thousand, three hundred thirty-one".