20122101101222 has 16 divisors (see below), whose sum is σ = 30326187592512. Its totient is φ = 10013401350120.

The previous prime is 20122101101191. The next prime is 20122101101227. The reversal of 20122101101222 is 22210110122102.

It is a self number, because there is not a number n which added to its sum of digits gives 20122101101222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20122101101227) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5992988 + ... + 8726975.

It is an arithmetic number, because the mean of its divisors is an integer number (1895386724532).

Almost surely, 2^{20122101101222} is an apocalyptic number.

20122101101222 is a deficient number, since it is larger than the sum of its proper divisors (10204086491290).

20122101101222 is a wasteful number, since it uses less digits than its factorization.

20122101101222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14723203.

The product of its (nonzero) digits is 64, while the sum is 17.

Adding to 20122101101222 its reverse (22210110122102), we get a palindrome (42332211223324).

The spelling of 20122101101222 in words is "twenty trillion, one hundred twenty-two billion, one hundred one million, one hundred one thousand, two hundred twenty-two".