2130123441212 has 12 divisors (see below), whose sum is σ = 4014463408536. Its totient is φ = 983133895920.

The previous prime is 2130123441179. The next prime is 2130123441217. The reversal of 2130123441212 is 2121443210312.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2130123441217) 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, 20481956114 + ... + 20481956217.

It is an arithmetic number, because the mean of its divisors is an integer number (334538617378).

Almost surely, 2^{2130123441212} is an apocalyptic number.

It is an amenable number.

2130123441212 is a deficient number, since it is larger than the sum of its proper divisors (1884339967324).

2130123441212 is a wasteful number, since it uses less digits than its factorization.

2130123441212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40963912348 (or 40963912346 counting only the distinct ones).

The product of its (nonzero) digits is 2304, while the sum is 26.

Adding to 2130123441212 its reverse (2121443210312), we get a palindrome (4251566651524).

The spelling of 2130123441212 in words is "two trillion, one hundred thirty billion, one hundred twenty-three million, four hundred forty-one thousand, two hundred twelve".