102201222221012 has 24 divisors (see below), whose sum is σ = 191769977669760. Its totient is φ = 47485899227520.

The previous prime is 102201222220987. The next prime is 102201222221039. The reversal of 102201222221012 is 210122222102201.

102201222221012 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9512394314 + ... + 9512405057.

It is an arithmetic number, because the mean of its divisors is an integer number (7990415736240).

Almost surely, 2^{102201222221012} is an apocalyptic number.

It is an amenable number.

102201222221012 is a deficient number, since it is larger than the sum of its proper divisors (89568755448748).

102201222221012 is a wasteful number, since it uses less digits than its factorization.

102201222221012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19024799471 (or 19024799469 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 102201222221012 its reverse (210122222102201), we get a palindrome (312323444323213).

It can be divided in two parts, 10 and 2201222221012, that added together give a palindrome (2201222221022).

The spelling of 102201222221012 in words is "one hundred two trillion, two hundred one billion, two hundred twenty-two million, two hundred twenty-one thousand, twelve".