102242421444334 has 4 divisors (see below), whose sum is σ = 153363632166504. Its totient is φ = 51121210722166.

The previous prime is 102242421444277. The next prime is 102242421444341. The reversal of 102242421444334 is 433444124242201.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25560605361082 + ... + 25560605361085.

It is an arithmetic number, because the mean of its divisors is an integer number (38340908041626).

Almost surely, 2^{102242421444334} is an apocalyptic number.

102242421444334 is a deficient number, since it is larger than the sum of its proper divisors (51121210722170).

102242421444334 is an equidigital number, since it uses as much as digits as its factorization.

102242421444334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51121210722169.

The product of its (nonzero) digits is 589824, while the sum is 40.

Adding to 102242421444334 its reverse (433444124242201), we get a palindrome (535686545686535).

The spelling of 102242421444334 in words is "one hundred two trillion, two hundred forty-two billion, four hundred twenty-one million, four hundred forty-four thousand, three hundred thirty-four".