12402012333 has 4 divisors (see below), whose sum is σ = 16536016448. Its totient is φ = 8268008220.

The previous prime is 12402012307. The next prime is 12402012347. The reversal of 12402012333 is 33321020421.

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 12402012333 - 2¹² = 12402008237 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12402012373) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2067002053 + ... + 2067002058.

It is an arithmetic number, because the mean of its divisors is an integer number (4134004112).

Almost surely, 2^12402012333 is an apocalyptic number.

It is an amenable number.

12402012333 is a deficient number, since it is larger than the sum of its proper divisors (4134004115).

12402012333 is an equidigital number, since it uses as much as digits as its factorization.

12402012333 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4134004114.

The product of its (nonzero) digits is 864, while the sum is 21.

Adding to 12402012333 its reverse (33321020421), we get a palindrome (45723032754).

The spelling of 12402012333 in words is "twelve billion, four hundred two million, twelve thousand, three hundred thirty-three".