20112131400033 has 16 divisors (see below), whose sum is σ = 26835828615936. Its totient is φ = 13398261465600.

The previous prime is 20112131400013. The next prime is 20112131400037. The reversal of 20112131400033 is 33000413121102.

It is not a de Polignac number, because 20112131400033 - 2⁴⁴ = 2519945355617 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20112131399982 and 20112131400009.

It is not an unprimeable number, because it can be changed into a prime (20112131400037) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 225789841 + ... + 225878897.

It is an arithmetic number, because the mean of its divisors is an integer number (1677239288496).

Almost surely, 2^{20112131400033} is an apocalyptic number.

It is an amenable number.

20112131400033 is a deficient number, since it is larger than the sum of its proper divisors (6723697215903).

20112131400033 is a wasteful number, since it uses less digits than its factorization.

20112131400033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143384.

The product of its (nonzero) digits is 432, while the sum is 21.

Adding to 20112131400033 its reverse (33000413121102), we get a palindrome (53112544521135).

The spelling of 20112131400033 in words is "twenty trillion, one hundred twelve billion, one hundred thirty-one million, four hundred thousand, thirty-three".