122221213010305 has 16 divisors (see below), whose sum is σ = 155030651193600. Its totient is φ = 92243237425920.

The previous prime is 122221213010261. The next prime is 122221213010321. The reversal of 122221213010305 is 503010312122221.

It is not a de Polignac number, because 122221213010305 - 2⁹ = 122221213009793 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 122221213010305.

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, 2691481656 + ... + 2691527065.

It is an arithmetic number, because the mean of its divisors is an integer number (9689415699600).

Almost surely, 2^{122221213010305} is an apocalyptic number.

It is an amenable number.

122221213010305 is a deficient number, since it is larger than the sum of its proper divisors (32809438183295).

122221213010305 is a wasteful number, since it uses less digits than its factorization.

122221213010305 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5383008984.

The product of its (nonzero) digits is 1440, while the sum is 25.

Adding to 122221213010305 its reverse (503010312122221), we get a palindrome (625231525132526).

The spelling of 122221213010305 in words is "one hundred twenty-two trillion, two hundred twenty-one billion, two hundred thirteen million, ten thousand, three hundred five".