12102123333 has 4 divisors (see below), whose sum is σ = 16136164448. Its totient is φ = 8068082220.

The previous prime is 12102123323. The next prime is 12102123401. The reversal of 12102123333 is 33332120121.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 12102123333 - 2⁹ = 12102122821 is a prime.

It is a super-2 number, since 2×12102123333² (a number of 21 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12102123323) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2017020553 + ... + 2017020558.

It is an arithmetic number, because the mean of its divisors is an integer number (4034041112).

Almost surely, 2^12102123333 is an apocalyptic number.

It is an amenable number.

12102123333 is a deficient number, since it is larger than the sum of its proper divisors (4034041115).

12102123333 is an equidigital number, since it uses as much as digits as its factorization.

12102123333 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4034041114.

The product of its (nonzero) digits is 648, while the sum is 21.

Adding to 12102123333 its reverse (33332120121), we get a palindrome (45434243454).

The spelling of 12102123333 in words is "twelve billion, one hundred two million, one hundred twenty-three thousand, three hundred thirty-three".