133131322006 has 16 divisors (see below), whose sum is σ = 205109356320. Its totient is φ = 64761802560.

The previous prime is 133131322003. The next prime is 133131322013. The reversal of 133131322006 is 600223131331.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (133131322003) 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, 1072551 + ... + 1190221.

It is an arithmetic number, because the mean of its divisors is an integer number (12819334770).

Almost surely, 2^133131322006 is an apocalyptic number.

133131322006 is a deficient number, since it is larger than the sum of its proper divisors (71978034314).

133131322006 is a wasteful number, since it uses less digits than its factorization.

133131322006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 132999.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 133131322006 its reverse (600223131331), we get a palindrome (733354453337).

The spelling of 133131322006 in words is "one hundred thirty-three billion, one hundred thirty-one million, three hundred twenty-two thousand, six".