12125613212262 has 48 divisors (see below), whose sum is σ = 28660832413200. Its totient is φ = 3674390798400.

The previous prime is 12125613212261. The next prime is 12125613212263. The reversal of 12125613212262 is 26221231652121.

12125613212262 is a `hidden beast` number, since 1 + 2 + 1 + 2 + 5 + 613 + 2 + 12 + 26 + 2 = 666.

12125613212262 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (12125613212261) and next prime (12125613212263).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12125613212261) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 23894812 + ... + 24396992.

It is an arithmetic number, because the mean of its divisors is an integer number (597100675275).

Almost surely, 2^{12125613212262} is an apocalyptic number.

12125613212262 is an abundant number, since it is smaller than the sum of its proper divisors (16535219200938).

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

12125613212262 is a wasteful number, since it uses less digits than its factorization.

12125613212262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 624149 (or 624146 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

Adding to 12125613212262 its reverse (26221231652121), we get a palindrome (38346844864383).

The spelling of 12125613212262 in words is "twelve trillion, one hundred twenty-five billion, six hundred thirteen million, two hundred twelve thousand, two hundred sixty-two".