102211222209 has 48 divisors (see below), whose sum is σ = 152078008320. Its totient is φ = 60876779040.

The previous prime is 102211222207. The next prime is 102211222213. The reversal of 102211222209 is 902222112201.

It is not a de Polignac number, because 102211222209 - 2¹ = 102211222207 is a prime.

It is not an unprimeable number, because it can be changed into a prime (102211222207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2116992 + ... + 2164734.

It is an arithmetic number, because the mean of its divisors is an integer number (3168291840).

Almost surely, 2^102211222209 is an apocalyptic number.

102211222209 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

102211222209 is a deficient number, since it is larger than the sum of its proper divisors (49866786111).

102211222209 is a wasteful number, since it uses less digits than its factorization.

102211222209 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 47882 (or 47859 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 24.

The spelling of 102211222209 in words is "one hundred two billion, two hundred eleven million, two hundred twenty-two thousand, two hundred nine".