102122446624 has 24 divisors (see below), whose sum is σ = 219331164528. Its totient is φ = 46419293760.

The previous prime is 102122446589. The next prime is 102122446627. The reversal of 102122446624 is 426644221201.

It is a self number, because there is not a number n which added to its sum of digits gives 102122446624.

It is not an unprimeable number, because it can be changed into a prime (102122446627) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 145059942 + ... + 145060645.

It is an arithmetic number, because the mean of its divisors is an integer number (9138798522).

Almost surely, 2^102122446624 is an apocalyptic number.

It is an amenable number.

102122446624 is an abundant number, since it is smaller than the sum of its proper divisors (117208717904).

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

102122446624 is a wasteful number, since it uses less digits than its factorization.

102122446624 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 290120608 (or 290120600 counting only the distinct ones).

The product of its (nonzero) digits is 36864, while the sum is 34.

Adding to 102122446624 its reverse (426644221201), we get a palindrome (528766667825).

The spelling of 102122446624 in words is "one hundred two billion, one hundred twenty-two million, four hundred forty-six thousand, six hundred twenty-four".