1241212534120 has 128 divisors (see below), whose sum is σ = 3168100252800. Its totient is φ = 433863945216.

The previous prime is 1241212534109. The next prime is 1241212534127. The reversal of 1241212534120 is 214352121421.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1241212534127) 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, 14054742 + ... + 14142778.

It is an arithmetic number, because the mean of its divisors is an integer number (24750783225).

Almost surely, 2^{1241212534120} is an apocalyptic number.

1241212534120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1241212534120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1584050126400).

1241212534120 is an abundant number, since it is smaller than the sum of its proper divisors (1926887718680).

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

1241212534120 is a wasteful number, since it uses less digits than its factorization.

1241212534120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 89507 (or 89503 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

Adding to 1241212534120 its reverse (214352121421), we get a palindrome (1455564655541).

The spelling of 1241212534120 in words is "one trillion, two hundred forty-one billion, two hundred twelve million, five hundred thirty-four thousand, one hundred twenty".