122311211302 has 16 divisors (see below), whose sum is σ = 213230200320. Its totient is φ = 51530631048.

The previous prime is 122311211291. The next prime is 122311211311. The reversal of 122311211302 is 203112113221.

It is a self number, because there is not a number n which added to its sum of digits gives 122311211302.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 74037438 + ... + 74039089.

It is an arithmetic number, because the mean of its divisors is an integer number (13326887520).

Almost surely, 2^122311211302 is an apocalyptic number.

122311211302 is a deficient number, since it is larger than the sum of its proper divisors (90918989018).

122311211302 is a wasteful number, since it uses less digits than its factorization.

122311211302 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148076595.

The product of its (nonzero) digits is 144, while the sum is 19.

Adding to 122311211302 its reverse (203112113221), we get a palindrome (325423324523).

The spelling of 122311211302 in words is "one hundred twenty-two billion, three hundred eleven million, two hundred eleven thousand, three hundred two".