20113212330331 has 8 divisors (see below), whose sum is σ = 21409687875600. Its totient is φ = 18840525327360.

The previous prime is 20113212330311. The next prime is 20113212330383. The reversal of 20113212330331 is 13303321231102.

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 20113212330331 - 2¹⁹ = 20113211806043 is a prime.

It is a super-2 number, since 2×20113212330331² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 20113212330296 and 20113212330305.

It is not an unprimeable number, because it can be changed into a prime (20113212330311) 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, 5947133830 + ... + 5947137211.

It is an arithmetic number, because the mean of its divisors is an integer number (2676210984450).

Almost surely, 2^{20113212330331} is an apocalyptic number.

20113212330331 is a deficient number, since it is larger than the sum of its proper divisors (1296475545269).

20113212330331 is a wasteful number, since it uses less digits than its factorization.

20113212330331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11894271149.

The product of its (nonzero) digits is 1944, while the sum is 25.

Adding to 20113212330331 its reverse (13303321231102), we get a palindrome (33416533561433).

The spelling of 20113212330331 in words is "twenty trillion, one hundred thirteen billion, two hundred twelve million, three hundred thirty thousand, three hundred thirty-one".