20133031112010 has 48 divisors (see below), whose sum is σ = 52393773078504. Its totient is φ = 5363896277376.

The previous prime is 20133031111979. The next prime is 20133031112053. The reversal of 20133031112010 is 1021113033102.

20133031112010 is a `hidden beast` number, since 2 + 0 + 1 + 330 + 311 + 1 + 20 + 1 + 0 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 17768931133041 + 2364099978969 = 4215321^2 + 1537563^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a Curzon number.

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 23 ways as a sum of consecutive naturals, for example, 102234817 + ... + 102431556.

Almost surely, 2^{20133031112010} is an apocalyptic number.

20133031112010 is an abundant number, since it is smaller than the sum of its proper divisors (32260741966494).

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

20133031112010 is a wasteful number, since it uses less digits than its factorization.

20133031112010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 204667479 (or 204667476 counting only the distinct ones).

The product of its (nonzero) digits is 108, while the sum is 18.

Adding to 20133031112010 its reverse (1021113033102), we get a palindrome (21154144145112).

The spelling of 20133031112010 in words is "twenty trillion, one hundred thirty-three billion, thirty-one million, one hundred twelve thousand, ten".