133131021002 has 16 divisors (see below), whose sum is σ = 229543828992. Its totient is φ = 56726346480.

The previous prime is 133131020999. The next prime is 133131021029. The reversal of 133131021002 is 200120131331.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27481274 + ... + 27486117.

It is an arithmetic number, because the mean of its divisors is an integer number (14346489312).

Almost surely, 2^133131021002 is an apocalyptic number.

133131021002 is a deficient number, since it is larger than the sum of its proper divisors (96412807990).

133131021002 is a wasteful number, since it uses less digits than its factorization.

133131021002 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54967573.

The product of its (nonzero) digits is 108, while the sum is 17.

Adding to 133131021002 its reverse (200120131331), we get a palindrome (333251152333).

The spelling of 133131021002 in words is "one hundred thirty-three billion, one hundred thirty-one million, twenty-one thousand, two".