20112012233333 has 4 divisors (see below), whose sum is σ = 20135425519680. Its totient is φ = 20088598946988.

The previous prime is 20112012233317. The next prime is 20112012233377. The reversal of 20112012233333 is 33333221021102.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 20112012233333 - 2⁴ = 20112012233317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20112012230333) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11706641885 + ... + 11706643602.

It is an arithmetic number, because the mean of its divisors is an integer number (5033856379920).

Almost surely, 2^{20112012233333} is an apocalyptic number.

It is an amenable number.

20112012233333 is a deficient number, since it is larger than the sum of its proper divisors (23413286347).

20112012233333 is an equidigital number, since it uses as much as digits as its factorization.

20112012233333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23413286346.

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 20112012233333 its reverse (33333221021102), we get a palindrome (53445233254435).

The spelling of 20112012233333 in words is "twenty trillion, one hundred twelve billion, twelve million, two hundred thirty-three thousand, three hundred thirty-three".