1220222110102 has 4 divisors (see below), whose sum is σ = 1830333165156. Its totient is φ = 610111055050.

The previous prime is 1220222110091. The next prime is 1220222110117. The reversal of 1220222110102 is 2010112220221.

It is a happy number.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 305055527524 + ... + 305055527527.

It is an arithmetic number, because the mean of its divisors is an integer number (457583291289).

Almost surely, 2^{1220222110102} is an apocalyptic number.

1220222110102 is a deficient number, since it is larger than the sum of its proper divisors (610111055054).

1220222110102 is an equidigital number, since it uses as much as digits as its factorization.

1220222110102 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 610111055053.

The product of its (nonzero) digits is 64, while the sum is 16.

Adding to 1220222110102 its reverse (2010112220221), we get a palindrome (3230334330323).

The spelling of 1220222110102 in words is "one trillion, two hundred twenty billion, two hundred twenty-two million, one hundred ten thousand, one hundred two".