12321221101334 has 4 divisors (see below), whose sum is σ = 18481831652004. Its totient is φ = 6160610550666.

The previous prime is 12321221101219. The next prime is 12321221101363. The reversal of 12321221101334 is 43310112212321.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3080305275332 + ... + 3080305275335.

It is an arithmetic number, because the mean of its divisors is an integer number (4620457913001).

Almost surely, 2^{12321221101334} is an apocalyptic number.

12321221101334 is a deficient number, since it is larger than the sum of its proper divisors (6160610550670).

12321221101334 is an equidigital number, since it uses as much as digits as its factorization.

12321221101334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6160610550669.

The product of its (nonzero) digits is 1728, while the sum is 26.

Adding to 12321221101334 its reverse (43310112212321), we get a palindrome (55631333313655).

The spelling of 12321221101334 in words is "twelve trillion, three hundred twenty-one billion, two hundred twenty-one million, one hundred one thousand, three hundred thirty-four".