12211001134 has 8 divisors (see below), whose sum is σ = 18317535768. Its totient is φ = 6105155880.

The previous prime is 12211001123. The next prime is 12211001137. The reversal of 12211001134 is 43110011221.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12211001137) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 125517 + ... + 200440.

It is an arithmetic number, because the mean of its divisors is an integer number (2289691971).

Almost surely, 2^12211001134 is an apocalyptic number.

12211001134 is a deficient number, since it is larger than the sum of its proper divisors (6106534634).

12211001134 is a wasteful number, since it uses less digits than its factorization.

12211001134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 344690.

The product of its (nonzero) digits is 48, while the sum is 16.

Adding to 12211001134 its reverse (43110011221), we get a palindrome (55321012355).

The spelling of 12211001134 in words is "twelve billion, two hundred eleven million, one thousand, one hundred thirty-four".