1240420125224 has 16 divisors (see below), whose sum is σ = 2658043125600. Its totient is φ = 531608625072.

The previous prime is 1240420125199. The next prime is 1240420125229. The reversal of 1240420125224 is 4225210240421.

It is not an unprimeable number, because it can be changed into a prime (1240420125229) 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, 11075179634 + ... + 11075179745.

It is an arithmetic number, because the mean of its divisors is an integer number (166127695350).

Almost surely, 2^{1240420125224} is an apocalyptic number.

1240420125224 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

1240420125224 is an abundant number, since it is smaller than the sum of its proper divisors (1417623000376).

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

1240420125224 is a wasteful number, since it uses less digits than its factorization.

1240420125224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22150359392 (or 22150359388 counting only the distinct ones).

The product of its (nonzero) digits is 10240, while the sum is 29.

Adding to 1240420125224 its reverse (4225210240421), we get a palindrome (5465630365645).

The spelling of 1240420125224 in words is "one trillion, two hundred forty billion, four hundred twenty million, one hundred twenty-five thousand, two hundred twenty-four".