12312312203011 has 8 divisors (see below), whose sum is σ = 12737331771120. Its totient is φ = 11887323106848.

The previous prime is 12312312202991. The next prime is 12312312203021. The reversal of 12312312203011 is 11030221321321.

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 12312312203011 - 2⁹ = 12312312202499 is a prime.

It is a super-2 number, since 2×12312312203011² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12312312203021) 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, 6794421 + ... + 8413606.

It is an arithmetic number, because the mean of its divisors is an integer number (1592166471390).

Almost surely, 2^{12312312203011} is an apocalyptic number.

12312312203011 is a deficient number, since it is larger than the sum of its proper divisors (425019568109).

12312312203011 is a wasteful number, since it uses less digits than its factorization.

12312312203011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15235973.

The product of its (nonzero) digits is 432, while the sum is 22.

Adding to 12312312203011 its reverse (11030221321321), we get a palindrome (23342533524332).

The spelling of 12312312203011 in words is "twelve trillion, three hundred twelve billion, three hundred twelve million, two hundred three thousand, eleven".