12442305450102 has 32 divisors (see below), whose sum is σ = 27371202390144. Its totient is φ = 3770395588520.

The previous prime is 12442305450089. The next prime is 12442305450181. The reversal of 12442305450102 is 20105450324421.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 778999368 + ... + 779015339.

It is an arithmetic number, because the mean of its divisors is an integer number (855350074692).

Almost surely, 2^{12442305450102} is an apocalyptic number.

12442305450102 is an abundant number, since it is smaller than the sum of its proper divisors (14928896940042).

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

12442305450102 is a wasteful number, since it uses less digits than its factorization.

12442305450102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1558014745 (or 1558014723 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 33.

Adding to 12442305450102 its reverse (20105450324421), we get a palindrome (32547755774523).

The spelling of 12442305450102 in words is "twelve trillion, four hundred forty-two billion, three hundred five million, four hundred fifty thousand, one hundred two".