12100123341240 has 64 divisors (see below), whose sum is σ = 39600403666560. Its totient is φ = 2933363233920.

The previous prime is 12100123341223. The next prime is 12100123341289. The reversal of 12100123341240 is 4214332100121.

It is a super-2 number, since 2×12100123341240² (a number of 27 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a self number, because there is not a number n which added to its sum of digits gives 12100123341240.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4583378734 + ... + 4583381373.

It is an arithmetic number, because the mean of its divisors is an integer number (618756307290).

Almost surely, 2^{12100123341240} is an apocalyptic number.

12100123341240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12100123341240 is an abundant number, since it is smaller than the sum of its proper divisors (27500280325320).

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

12100123341240 is a wasteful number, since it uses less digits than its factorization.

12100123341240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9166760132 (or 9166760128 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 12100123341240 its reverse (4214332100121), we get a palindrome (16314455441361).

The spelling of 12100123341240 in words is "twelve trillion, one hundred billion, one hundred twenty-three million, three hundred forty-one thousand, two hundred forty".