12202226146723 has 8 divisors (see below), whose sum is σ = 12476057654592. Its totient is φ = 11928986708736.

The previous prime is 12202226146673. The next prime is 12202226146729. The reversal of 12202226146723 is 32764162220221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-12202226146723 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12202226146729) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147975790 + ... + 148058227.

It is an arithmetic number, because the mean of its divisors is an integer number (1559507206824).

Almost surely, 2^{12202226146723} is an apocalyptic number.

12202226146723 is a deficient number, since it is larger than the sum of its proper divisors (273831507869).

12202226146723 is an equidigital number, since it uses as much as digits as its factorization.

12202226146723 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 296034941.

The product of its (nonzero) digits is 193536, while the sum is 40.

Adding to 12202226146723 its reverse (32764162220221), we get a palindrome (44966388366944).

The spelling of 12202226146723 in words is "twelve trillion, two hundred two billion, two hundred twenty-six million, one hundred forty-six thousand, seven hundred twenty-three".