102211212122 has 8 divisors (see below), whose sum is σ = 153494476416. Its totient is φ = 51046386652.

The previous prime is 102211212107. The next prime is 102211212133. The reversal of 102211212122 is 221212112201.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 102211212122.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 29607548 + ... + 29610999.

It is an arithmetic number, because the mean of its divisors is an integer number (19186809552).

Almost surely, 2^102211212122 is an apocalyptic number.

102211212122 is a deficient number, since it is larger than the sum of its proper divisors (51283264294).

102211212122 is an equidigital number, since it uses as much as digits as its factorization.

102211212122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 59219412.

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

Adding to 102211212122 its reverse (221212112201), we get a palindrome (323423324323).

The spelling of 102211212122 in words is "one hundred two billion, two hundred eleven million, two hundred twelve thousand, one hundred twenty-two".