20112100333333 has 4 divisors (see below), whose sum is σ = 20112209820448. Its totient is φ = 20111990846220.

The previous prime is 20112100333307. The next prime is 20112100333349. The reversal of 20112100333333 is 33333300121102.

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 20112100333333 - 2²⁵ = 20112066778901 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20112100333298 and 20112100333307.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20112100333363) 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, 54467553 + ... + 54835558.

It is an arithmetic number, because the mean of its divisors is an integer number (5028052455112).

Almost surely, 2^{20112100333333} is an apocalyptic number.

It is an amenable number.

20112100333333 is a deficient number, since it is larger than the sum of its proper divisors (109487115).

20112100333333 is a wasteful number, since it uses less digits than its factorization.

20112100333333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109487114.

The product of its (nonzero) digits is 2916, while the sum is 25.

Adding to 20112100333333 its reverse (33333300121102), we get a palindrome (53445400454435).

The spelling of 20112100333333 in words is "twenty trillion, one hundred twelve billion, one hundred million, three hundred thirty-three thousand, three hundred thirty-three".