12121342244132 has 96 divisors (see below), whose sum is σ = 24284031206400. Its totient is φ = 5244559557120.

The previous prime is 12121342244131. The next prime is 12121342244147. The reversal of 12121342244132 is 23144224312121.

It is not an unprimeable number, because it can be changed into a prime (12121342244131) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 29911853 + ... + 30314379.

It is an arithmetic number, because the mean of its divisors is an integer number (252958658400).

Almost surely, 2^{12121342244132} is an apocalyptic number.

It is an amenable number.

12121342244132 is an abundant number, since it is smaller than the sum of its proper divisors (12162688962268).

12121342244132 is a wasteful number, since it uses less digits than its factorization.

12121342244132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 402981 (or 402979 counting only the distinct ones).

The product of its digits is 18432, while the sum is 32.

Adding to 12121342244132 its reverse (23144224312121), we get a palindrome (35265566556253).

The spelling of 12121342244132 in words is "twelve trillion, one hundred twenty-one billion, three hundred forty-two million, two hundred forty-four thousand, one hundred thirty-two".