122102201212222 has 32 divisors (see below), whose sum is σ = 228355841735424. Its totient is φ = 47570438678400.

The previous prime is 122102201212171. The next prime is 122102201212223. The reversal of 122102201212222 is 222212102201221.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a junction number, because it is equal to n+sod(n) for n = 122102201212193 and 122102201212202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122102201212223) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11414283 + ... + 19351750.

It is an arithmetic number, because the mean of its divisors is an integer number (7136120054232).

Almost surely, 2^{122102201212222} is an apocalyptic number.

122102201212222 is a deficient number, since it is larger than the sum of its proper divisors (106253640523202).

122102201212222 is a wasteful number, since it uses less digits than its factorization.

122102201212222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30791824.

The product of its (nonzero) digits is 512, while the sum is 22.

Adding to 122102201212222 its reverse (222212102201221), we get a palindrome (344314303413443).

The spelling of 122102201212222 in words is "one hundred twenty-two trillion, one hundred two billion, two hundred one million, two hundred twelve thousand, two hundred twenty-two".