20112113333 has 8 divisors (see below), whose sum is σ = 21692376888. Its totient is φ = 18536589504.

The previous prime is 20112113311. The next prime is 20112113363. The reversal of 20112113333 is 33331121102.

It can be written as a sum of positive squares in 4 ways, for example, as 3528597604 + 16583515729 = 59402^2 + 128777^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 20112113333 - 2²⁴ = 20095336117 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20112113363) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1176110 + ... + 1193087.

It is an arithmetic number, because the mean of its divisors is an integer number (2711547111).

Almost surely, 2^20112113333 is an apocalyptic number.

It is an amenable number.

20112113333 is a deficient number, since it is larger than the sum of its proper divisors (1580263555).

20112113333 is a wasteful number, since it uses less digits than its factorization.

20112113333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2369863.

The product of its (nonzero) digits is 324, while the sum is 20.

Adding to 20112113333 its reverse (33331121102), we get a palindrome (53443234435).

The spelling of 20112113333 in words is "twenty billion, one hundred twelve million, one hundred thirteen thousand, three hundred thirty-three".