4242120552102 has 16 divisors (see below), whose sum is σ = 8776801142640. Its totient is φ = 1365280177632.

The previous prime is 4242120552097. The next prime is 4242120552121. The reversal of 4242120552102 is 2012550212424.

It is a self number, because there is not a number n which added to its sum of digits gives 4242120552102.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12190001413 + ... + 12190001760.

It is an arithmetic number, because the mean of its divisors is an integer number (548550071415).

Almost surely, 2^{4242120552102} is an apocalyptic number.

4242120552102 is an abundant number, since it is smaller than the sum of its proper divisors (4534680590538).

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

4242120552102 is a wasteful number, since it uses less digits than its factorization.

4242120552102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24380003207.

The product of its (nonzero) digits is 12800, while the sum is 30.

Adding to 4242120552102 its reverse (2012550212424), we get a palindrome (6254670764526).

The spelling of 4242120552102 in words is "four trillion, two hundred forty-two billion, one hundred twenty million, five hundred fifty-two thousand, one hundred two".