12213203000311 has 4 divisors (see below), whose sum is σ = 12215043176152. Its totient is φ = 12211362824472.

The previous prime is 12213203000291. The next prime is 12213203000359. The reversal of 12213203000311 is 11300030231221.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 12213203000311 - 2⁹ = 12213202999799 is a prime.

It is a super-2 number, since 2×12213203000311² (a number of 27 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 (12213203004311) 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, 920077965 + ... + 920091238.

It is an arithmetic number, because the mean of its divisors is an integer number (3053760794038).

Almost surely, 2^{12213203000311} is an apocalyptic number.

12213203000311 is a deficient number, since it is larger than the sum of its proper divisors (1840175841).

12213203000311 is an equidigital number, since it uses as much as digits as its factorization.

12213203000311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1840175840.

The product of its (nonzero) digits is 216, while the sum is 19.

Adding to 12213203000311 its reverse (11300030231221), we get a palindrome (23513233231532).

The spelling of 12213203000311 in words is "twelve trillion, two hundred thirteen billion, two hundred three million, three hundred eleven", and thus it is an aban number.