1242411121512 has 48 divisors (see below), whose sum is σ = 3670760134080. Its totient is φ = 376488218400.

The previous prime is 1242411121489. The next prime is 1242411121517. The reversal of 1242411121512 is 2151211142421.

It is a happy number.

1242411121512 is a `hidden beast` number, since 1 + 2 + 4 + 24 + 1 + 1 + 121 + 512 = 666.

It is a super-2 number, since 2×1242411121512² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1242411121517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 784349664 + ... + 784351247.

It is an arithmetic number, because the mean of its divisors is an integer number (76474169460).

Almost surely, 2^{1242411121512} is an apocalyptic number.

1242411121512 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1242411121512 is an abundant number, since it is smaller than the sum of its proper divisors (2428349012568).

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

1242411121512 is a wasteful number, since it uses less digits than its factorization.

1242411121512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1568700934 (or 1568700927 counting only the distinct ones).

The product of its digits is 1280, while the sum is 27.

Adding to 1242411121512 its reverse (2151211142421), we get a palindrome (3393622263933).

The spelling of 1242411121512 in words is "one trillion, two hundred forty-two billion, four hundred eleven million, one hundred twenty-one thousand, five hundred twelve".