133133213001 has 4 divisors (see below), whose sum is σ = 177510950672. Its totient is φ = 88755475332.

The previous prime is 133133212999. The next prime is 133133213023. The reversal of 133133213001 is 100312331331.

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, and also an emirpimes, since its reverse is a distinct semiprime: 100312331331 = 3 ⋅33437443777.

It is not a de Polignac number, because 133133213001 - 2¹ = 133133212999 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (133133213701) 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, 22188868831 + ... + 22188868836.

It is an arithmetic number, because the mean of its divisors is an integer number (44377737668).

Almost surely, 2^133133213001 is an apocalyptic number.

It is an amenable number.

133133213001 is a deficient number, since it is larger than the sum of its proper divisors (44377737671).

133133213001 is an equidigital number, since it uses as much as digits as its factorization.

133133213001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44377737670.

The product of its (nonzero) digits is 486, while the sum is 21.

Adding to 133133213001 its reverse (100312331331), we get a palindrome (233445544332).

The spelling of 133133213001 in words is "one hundred thirty-three billion, one hundred thirty-three million, two hundred thirteen thousand, one".