133112311310020 has 96 divisors (see below), whose sum is σ = 336289199904000. Its totient is φ = 43235777286144.

The previous prime is 133112311310003. The next prime is 133112311310081. The reversal of 133112311310020 is 20013113211331.

It is a junction number, because it is equal to n+sod(n) for n = 133112311309973 and 133112311310000.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 177977164 + ... + 178723516.

It is an arithmetic number, because the mean of its divisors is an integer number (3503012499000).

Almost surely, 2^{133112311310020} is an apocalyptic number.

133112311310020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

133112311310020 is an abundant number, since it is smaller than the sum of its proper divisors (203176888593980).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

133112311310020 is a wasteful number, since it uses less digits than its factorization.

133112311310020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 813437 (or 813435 counting only the distinct ones).

The product of its (nonzero) digits is 324, while the sum is 22.

Adding to 133112311310020 its reverse (20013113211331), we get a palindrome (153125424521351).

The spelling of 133112311310020 in words is "one hundred thirty-three trillion, one hundred twelve billion, three hundred eleven million, three hundred ten thousand, twenty".