102222220111010 has 32 divisors (see below), whose sum is σ = 188423327399472. Its totient is φ = 39913757927680.

The previous prime is 102222220110931. The next prime is 102222220111087. The reversal of 102222220111010 is 10111022222201.

It can be written as a sum of positive squares in 8 ways, for example, as 92521717430041 + 9700502680969 = 9618821^2 + 3114563^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 102222220111010.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 489418721 + ... + 489627540.

Almost surely, 2^{102222220111010} is an apocalyptic number.

102222220111010 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

102222220111010 is a deficient number, since it is larger than the sum of its proper divisors (86201107288462).

102222220111010 is a wasteful number, since it uses less digits than its factorization.

102222220111010 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 979046518.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 102222220111010 its reverse (10111022222201), we get a palindrome (112333242333211).

The spelling of 102222220111010 in words is "one hundred two trillion, two hundred twenty-two billion, two hundred twenty million, one hundred eleven thousand, ten".