12223232121302 has 4 divisors (see below), whose sum is σ = 18334848181956. Its totient is φ = 6111616060650.

The previous prime is 12223232121293. The next prime is 12223232121319. The reversal of 12223232121302 is 20312123232221.

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, 3055808030324 + ... + 3055808030327.

It is an arithmetic number, because the mean of its divisors is an integer number (4583712045489).

Almost surely, 2^{12223232121302} is an apocalyptic number.

12223232121302 is a deficient number, since it is larger than the sum of its proper divisors (6111616060654).

12223232121302 is an equidigital number, since it uses as much as digits as its factorization.

12223232121302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6111616060653.

The product of its (nonzero) digits is 3456, while the sum is 26.

Adding to 12223232121302 its reverse (20312123232221), we get a palindrome (32535355353523).

The spelling of 12223232121302 in words is "twelve trillion, two hundred twenty-three billion, two hundred thirty-two million, one hundred twenty-one thousand, three hundred two".