122311442213522 has 16 divisors (see below), whose sum is σ = 187500929172480. Its totient is φ = 59812940950368.

The previous prime is 122311442213491. The next prime is 122311442213647. The reversal of 122311442213522 is 225312244113221.

It is a happy number.

122311442213522 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 451979243 + ... + 452249774.

It is an arithmetic number, because the mean of its divisors is an integer number (11718808073280).

Almost surely, 2^{122311442213522} is an apocalyptic number.

122311442213522 is a deficient number, since it is larger than the sum of its proper divisors (65189486958958).

122311442213522 is a wasteful number, since it uses less digits than its factorization.

122311442213522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 904230505.

The product of its digits is 46080, while the sum is 35.

Adding to 122311442213522 its reverse (225312244113221), we get a palindrome (347623686326743).

The spelling of 122311442213522 in words is "one hundred twenty-two trillion, three hundred eleven billion, four hundred forty-two million, two hundred thirteen thousand, five hundred twenty-two".