12203410172 has 24 divisors (see below), whose sum is σ = 21401732352. Its totient is φ = 6088647600.

The previous prime is 12203410159. The next prime is 12203410181. The reversal of 12203410172 is 27101430221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5725547 + ... + 5727677.

It is an arithmetic number, because the mean of its divisors is an integer number (891738848).

Almost surely, 2^12203410172 is an apocalyptic number.

It is an amenable number.

12203410172 is a deficient number, since it is larger than the sum of its proper divisors (9198322180).

12203410172 is a wasteful number, since it uses less digits than its factorization.

12203410172 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4529 (or 4527 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 23.

Adding to 12203410172 its reverse (27101430221), we get a palindrome (39304840393).

The spelling of 12203410172 in words is "twelve billion, two hundred three million, four hundred ten thousand, one hundred seventy-two".