20113123323033 has 24 divisors (see below), whose sum is σ = 31638620973960. Its totient is φ = 12238235792640.

The previous prime is 20113123323019. The next prime is 20113123323037. The reversal of 20113123323033 is 33032332131102.

20113123323033 is a `hidden beast` number, since 2 + 0 + 1 + 13 + 12 + 332 + 303 + 3 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 603561179664 + 19509562143369 = 776892^2 + 4416963^2 .

It is not a de Polignac number, because 20113123323033 - 2⁴ = 20113123323017 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 20113123322988 and 20113123323006.

It is not an unprimeable number, because it can be changed into a prime (20113123323037) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 965759458 + ... + 965780283.

It is an arithmetic number, because the mean of its divisors is an integer number (1318275873915).

Almost surely, 2^{20113123323033} is an apocalyptic number.

It is an amenable number.

20113123323033 is a deficient number, since it is larger than the sum of its proper divisors (11525497650927).

20113123323033 is a wasteful number, since it uses less digits than its factorization.

20113123323033 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1931539849 (or 1931539846 counting only the distinct ones).

The product of its (nonzero) digits is 5832, while the sum is 27.

Adding to 20113123323033 its reverse (33032332131102), we get a palindrome (53145455454135).

The spelling of 20113123323033 in words is "twenty trillion, one hundred thirteen billion, one hundred twenty-three million, three hundred twenty-three thousand, thirty-three".