1020221200222 has 32 divisors (see below), whose sum is σ = 1751267471040. Its totient is φ = 436658826240.

The previous prime is 1020221200211. The next prime is 1020221200241. The reversal of 1020221200222 is 2220021220201.

It is a junction number, because it is equal to n+sod(n) for n = 1020221200196 and 1020221200205.

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, 36024604 + ... + 36052912.

It is an arithmetic number, because the mean of its divisors is an integer number (54727108470).

Almost surely, 2^{1020221200222} is an apocalyptic number.

1020221200222 is a deficient number, since it is larger than the sum of its proper divisors (731046270818).

1020221200222 is a wasteful number, since it uses less digits than its factorization.

1020221200222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31636.

The product of its (nonzero) digits is 128, while the sum is 16.

Adding to 1020221200222 its reverse (2220021220201), we get a palindrome (3240242420423).

The spelling of 1020221200222 in words is "one trillion, twenty billion, two hundred twenty-one million, two hundred thousand, two hundred twenty-two".