12002203134 has 16 divisors (see below), whose sum is σ = 26671562640. Its totient is φ = 4000734360.

The previous prime is 12002203127. The next prime is 12002203159. The reversal of 12002203134 is 43130220021.

It is a Harshad number since it is a multiple of its sum of digits (18).

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, 111131457 + ... + 111131564.

It is an arithmetic number, because the mean of its divisors is an integer number (1666972665).

Almost surely, 2^12002203134 is an apocalyptic number.

12002203134 is an abundant number, since it is smaller than the sum of its proper divisors (14669359506).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12002203134 is a wasteful number, since it uses less digits than its factorization.

12002203134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 222263032 (or 222263026 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

Adding to 12002203134 its reverse (43130220021), we get a palindrome (55132423155).

The spelling of 12002203134 in words is "twelve billion, two million, two hundred three thousand, one hundred thirty-four".