1022121010222 has 32 divisors (see below), whose sum is σ = 1675956731904. Its totient is φ = 464653173600.

The previous prime is 1022121010199. The next prime is 1022121010271. The reversal of 1022121010222 is 2220101212201.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1022121010196 and 1022121010205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17584347 + ... + 17642377.

It is an arithmetic number, because the mean of its divisors is an integer number (52373647872).

Almost surely, 2^{1022121010222} is an apocalyptic number.

1022121010222 is a deficient number, since it is larger than the sum of its proper divisors (653835721682).

1022121010222 is a wasteful number, since it uses less digits than its factorization.

1022121010222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68224.

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

Adding to 1022121010222 its reverse (2220101212201), we get a palindrome (3242222222423).

The spelling of 1022121010222 in words is "one trillion, twenty-two billion, one hundred twenty-one million, ten thousand, two hundred twenty-two".