102201201022244 has 24 divisors (see below), whose sum is σ = 186656123754240. Its totient is φ = 48871542893184.

The previous prime is 102201201022243. The next prime is 102201201022247. The reversal of 102201201022244 is 442220102102201.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is not an unprimeable number, because it can be changed into a prime (102201201022243) 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, 82247909 + ... + 83481260.

It is an arithmetic number, because the mean of its divisors is an integer number (7777338489760).

Almost surely, 2^{102201201022244} is an apocalyptic number.

It is an amenable number.

102201201022244 is a deficient number, since it is larger than the sum of its proper divisors (84454922731996).

102201201022244 is a wasteful number, since it uses less digits than its factorization.

102201201022244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 165735899 (or 165735897 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 102201201022244 its reverse (442220102102201), we get a palindrome (544421303124445).

The spelling of 102201201022244 in words is "one hundred two trillion, two hundred one billion, two hundred one million, twenty-two thousand, two hundred forty-four".