102021220220222 has 32 divisors (see below), whose sum is σ = 155157887162880. Its totient is φ = 50308319508480.

The previous prime is 102021220220191. The next prime is 102021220220239. The reversal of 102021220220222 is 222022022120201.

It is a junction number, because it is equal to n+sod(n) for n = 102021220220194 and 102021220220203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19240304 + ... + 23963132.

It is an arithmetic number, because the mean of its divisors is an integer number (4848683973840).

Almost surely, 2^{102021220220222} is an apocalyptic number.

102021220220222 is a deficient number, since it is larger than the sum of its proper divisors (53136666942658).

102021220220222 is a wasteful number, since it uses less digits than its factorization.

102021220220222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4723508.

The product of its (nonzero) digits is 512, while the sum is 20.

Adding to 102021220220222 its reverse (222022022120201), we get a palindrome (324043242340423).

The spelling of 102021220220222 in words is "one hundred two trillion, twenty-one billion, two hundred twenty million, two hundred twenty thousand, two hundred twenty-two".