122012101222222 has 4 divisors (see below), whose sum is σ = 183018151833336. Its totient is φ = 61006050611110.

The previous prime is 122012101222217. The next prime is 122012101222223. The reversal of 122012101222222 is 222222101210221.

It is a semiprime because it is the product of two primes.

It is a junction number, because it is equal to n+sod(n) for n = 122012101222193 and 122012101222202.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (122012101222223) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 30503025305554 + ... + 30503025305557.

It is an arithmetic number, because the mean of its divisors is an integer number (45754537958334).

Almost surely, 2^{122012101222222} is an apocalyptic number.

122012101222222 is a deficient number, since it is larger than the sum of its proper divisors (61006050611114).

122012101222222 is an equidigital number, since it uses as much as digits as its factorization.

122012101222222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61006050611113.

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

Adding to 122012101222222 its reverse (222222101210221), we get a palindrome (344234202432443).

The spelling of 122012101222222 in words is "one hundred twenty-two trillion, twelve billion, one hundred one million, two hundred twenty-two thousand, two hundred twenty-two".