1220020000222 has 8 divisors (see below), whose sum is σ = 1937678823936. Its totient is φ = 574127058912.

The previous prime is 1220020000217. The next prime is 1220020000223. The reversal of 1220020000222 is 2220000200221.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1220020000223) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17941470558 + ... + 17941470625.

It is an arithmetic number, because the mean of its divisors is an integer number (242209852992).

Almost surely, 2^{1220020000222} is an apocalyptic number.

1220020000222 is a deficient number, since it is larger than the sum of its proper divisors (717658823714).

1220020000222 is a wasteful number, since it uses less digits than its factorization.

1220020000222 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 35882941202.

The product of its (nonzero) digits is 64, while the sum is 13.

Adding to 1220020000222 its reverse (2220000200221), we get a palindrome (3440020200443).

The spelling of 1220020000222 in words is "one trillion, two hundred twenty billion, twenty million, two hundred twenty-two", and thus it is an aban number.