121442113304102 has 16 divisors (see below), whose sum is σ = 183834888145920. Its totient is φ = 60163820264448.

The previous prime is 121442113304089. The next prime is 121442113304131. The reversal of 121442113304102 is 201403311244121.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 143199323 + ... + 144044889.

It is an arithmetic number, because the mean of its divisors is an integer number (11489680509120).

Almost surely, 2^{121442113304102} is an apocalyptic number.

121442113304102 is a deficient number, since it is larger than the sum of its proper divisors (62392774841818).

121442113304102 is a wasteful number, since it uses less digits than its factorization.

121442113304102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1504495.

The product of its (nonzero) digits is 4608, while the sum is 29.

Adding to 121442113304102 its reverse (201403311244121), we get a palindrome (322845424548223).

The spelling of 121442113304102 in words is "one hundred twenty-one trillion, four hundred forty-two billion, one hundred thirteen million, three hundred four thousand, one hundred two".