20123132323333 has 16 divisors (see below), whose sum is σ = 21717252587520. Its totient is φ = 18535634580096.

The previous prime is 20123132323331. The next prime is 20123132323363. The reversal of 20123132323333 is 33332323132102.

It is a cyclic number.

It is not a de Polignac number, because 20123132323333 - 2¹ = 20123132323331 is a prime.

It is a super-3 number, since 3×20123132323333³ (a number of 41 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20123132323295 and 20123132323304.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20123132323331) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19369516 + ... + 20381962.

It is an arithmetic number, because the mean of its divisors is an integer number (1357328286720).

Almost surely, 2^{20123132323333} is an apocalyptic number.

It is an amenable number.

20123132323333 is a deficient number, since it is larger than the sum of its proper divisors (1594120264187).

20123132323333 is a wasteful number, since it uses less digits than its factorization.

20123132323333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1015716.

The product of its (nonzero) digits is 34992, while the sum is 31.

Adding to 20123132323333 its reverse (33332323132102), we get a palindrome (53455455455435).

The spelling of 20123132323333 in words is "twenty trillion, one hundred twenty-three billion, one hundred thirty-two million, three hundred twenty-three thousand, three hundred thirty-three".