102722320016 has 10 divisors (see below), whose sum is σ = 199024495062. Its totient is φ = 51361160000.

The previous prime is 102722319971. The next prime is 102722320031. The reversal of 102722320016 is 610023227201.

102722320016 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 102269481616 + 452838400 = 319796^2 + 21280^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3210072485 + ... + 3210072516.

Almost surely, 2^102722320016 is an apocalyptic number.

102722320016 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

102722320016 is a deficient number, since it is larger than the sum of its proper divisors (96302175046).

102722320016 is an equidigital number, since it uses as much as digits as its factorization.

102722320016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6420145009 (or 6420145003 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 26.

Adding to 102722320016 its reverse (610023227201), we get a palindrome (712745547217).

The spelling of 102722320016 in words is "one hundred two billion, seven hundred twenty-two million, three hundred twenty thousand, sixteen".