12213400400341 has 4 divisors (see below), whose sum is σ = 13958171886112. Its totient is φ = 10468628914572.

The previous prime is 12213400400329. The next prime is 12213400400371. The reversal of 12213400400341 is 14300400431221.

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 a cyclic number.

It is not a de Polignac number, because 12213400400341 - 2⁷ = 12213400400213 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12213400400371) 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, 872385742875 + ... + 872385742888.

It is an arithmetic number, because the mean of its divisors is an integer number (3489542971528).

Almost surely, 2^{12213400400341} is an apocalyptic number.

It is an amenable number.

12213400400341 is a deficient number, since it is larger than the sum of its proper divisors (1744771485771).

12213400400341 is an equidigital number, since it uses as much as digits as its factorization.

12213400400341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1744771485770.

The product of its (nonzero) digits is 2304, while the sum is 25.

Adding to 12213400400341 its reverse (14300400431221), we get a palindrome (26513800831562).

The spelling of 12213400400341 in words is "twelve trillion, two hundred thirteen billion, four hundred million, four hundred thousand, three hundred forty-one".