20331113122233 has 12 divisors (see below), whose sum is σ = 29467392629220. Its totient is φ = 13507815770016.

The previous prime is 20331113122193. The next prime is 20331113122249. The reversal of 20331113122233 is 33222131113302.

20331113122233 is a `hidden beast` number, since 2 + 0 + 3 + 3 + 111 + 312 + 2 + 233 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 10694391171984 + 9636721950249 = 3270228^2 + 3104307^2 .

It is not a de Polignac number, because 20331113122233 - 2²⁵ = 20331079567801 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20331113122197 and 20331113122206.

It is not an unprimeable number, because it can be changed into a prime (20331113122933) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3854967618 + ... + 3854972891.

It is an arithmetic number, because the mean of its divisors is an integer number (2455616052435).

Almost surely, 2^{20331113122233} is an apocalyptic number.

It is an amenable number.

20331113122233 is a deficient number, since it is larger than the sum of its proper divisors (9136279506987).

20331113122233 is a wasteful number, since it uses less digits than its factorization.

20331113122233 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7709940808 (or 7709940805 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 27.

Adding to 20331113122233 its reverse (33222131113302), we get a palindrome (53553244235535).

The spelling of 20331113122233 in words is "twenty trillion, three hundred thirty-one billion, one hundred thirteen million, one hundred twenty-two thousand, two hundred thirty-three".