20102222000222 has 4 divisors (see below), whose sum is σ = 30153333000336. Its totient is φ = 10051111000110.

The previous prime is 20102222000221. The next prime is 20102222000291. The reversal of 20102222000222 is 22200022220102.

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

It is a self number, because there is not a number n which added to its sum of digits gives 20102222000222.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20102222000221) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5025555500054 + ... + 5025555500057.

It is an arithmetic number, because the mean of its divisors is an integer number (7538333250084).

Almost surely, 2^{20102222000222} is an apocalyptic number.

20102222000222 is a deficient number, since it is larger than the sum of its proper divisors (10051111000114).

20102222000222 is a wasteful number, since it uses less digits than its factorization.

20102222000222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10051111000113.

The product of its (nonzero) digits is 256, while the sum is 17.

Adding to 20102222000222 its reverse (22200022220102), we get a palindrome (42302244220324).

It can be divided in two parts, 20102 and 222000222, that multiplied together give a palindrome (4462648462644).

The spelling of 20102222000222 in words is "twenty trillion, one hundred two billion, two hundred twenty-two million, two hundred twenty-two", and thus it is an aban number.