1220520424014 has 24 divisors (see below), whose sum is σ = 2644538886912. Its totient is φ = 406828146240.

The previous prime is 1220520423977. The next prime is 1220520424021. The reversal of 1220520424014 is 4104240250221.

It is a happy number.

1220520424014 is a `hidden beast` number, since 1 + 2 + 205 + 20 + 424 + 0 + 14 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 361102 + ... + 1603569.

It is an arithmetic number, because the mean of its divisors is an integer number (110189120288).

Almost surely, 2^{1220520424014} is an apocalyptic number.

1220520424014 is an abundant number, since it is smaller than the sum of its proper divisors (1424018462898).

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

1220520424014 is a wasteful number, since it uses less digits than its factorization.

1220520424014 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1999192 (or 1999189 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

Adding to 1220520424014 its reverse (4104240250221), we get a palindrome (5324760674235).

The spelling of 1220520424014 in words is "one trillion, two hundred twenty billion, five hundred twenty million, four hundred twenty-four thousand, fourteen".