102123210434444 has 24 divisors (see below), whose sum is σ = 179296145275968. Its totient is φ = 50895991860560.

The previous prime is 102123210434431. The next prime is 102123210434447. The reversal of 102123210434444 is 444434012321201.

It is not an unprimeable number, because it can be changed into a prime (102123210434447) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 29813234 + ... + 33061689.

It is an arithmetic number, because the mean of its divisors is an integer number (7470672719832).

Almost surely, 2^{102123210434444} is an apocalyptic number.

It is an amenable number.

102123210434444 is a deficient number, since it is larger than the sum of its proper divisors (77172934841524).

102123210434444 is a wasteful number, since it uses less digits than its factorization.

102123210434444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62876245 (or 62876243 counting only the distinct ones).

The product of its (nonzero) digits is 73728, while the sum is 35.

Adding to 102123210434444 its reverse (444434012321201), we get a palindrome (546557222755645).

The spelling of 102123210434444 in words is "one hundred two trillion, one hundred twenty-three billion, two hundred ten million, four hundred thirty-four thousand, four hundred forty-four".