12020122323 has 48 divisors (see below), whose sum is σ = 21110544000. Its totient is φ = 6495517440.

The previous prime is 12020122297. The next prime is 12020122363. The reversal of 12020122323 is 32322102021.

12020122323 is a `hidden beast` number, since 120 + 201 + 22 + 323 = 666.

It is not a de Polignac number, because 12020122323 - 2¹⁶ = 12020056787 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 12020122296 and 12020122305.

It is not an unprimeable number, because it can be changed into a prime (12020122363) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 155973 + ... + 219926.

It is an arithmetic number, because the mean of its divisors is an integer number (439803000).

Almost surely, 2^12020122323 is an apocalyptic number.

12020122323 is a deficient number, since it is larger than the sum of its proper divisors (9090421677).

12020122323 is a wasteful number, since it uses less digits than its factorization.

12020122323 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 375952 (or 375949 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 12020122323 its reverse (32322102021), we get a palindrome (44342224344).

The spelling of 12020122323 in words is "twelve billion, twenty million, one hundred twenty-two thousand, three hundred twenty-three".