12213302001031 has 4 divisors (see below), whose sum is σ = 12213431856864. Its totient is φ = 12213172145200.

The previous prime is 12213302001011. The next prime is 12213302001067. The reversal of 12213302001031 is 13010020331221.

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 12213302001031 - 2¹¹ = 12213301998983 is a prime.

It is a super-2 number, since 2×12213302001031² (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 (12213302001011) 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, 64786735 + ... + 64974976.

It is an arithmetic number, because the mean of its divisors is an integer number (3053357964216).

Almost surely, 2^{12213302001031} is an apocalyptic number.

12213302001031 is a deficient number, since it is larger than the sum of its proper divisors (129855833).

12213302001031 is an equidigital number, since it uses as much as digits as its factorization.

12213302001031 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129855832.

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

Adding to 12213302001031 its reverse (13010020331221), we get a palindrome (25223322332252).

The spelling of 12213302001031 in words is "twelve trillion, two hundred thirteen billion, three hundred two million, one thousand, thirty-one".