1101020221222 has 16 divisors (see below), whose sum is σ = 1749227350752. Its totient is φ = 517964740480.

The previous prime is 1101020221187. The next prime is 1101020221271. The reversal of 1101020221222 is 2221220201011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1101020221196 and 1101020221205.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4965613 + ... + 5182600.

It is an arithmetic number, because the mean of its divisors is an integer number (109326709422).

Almost surely, 2^{1101020221222} is an apocalyptic number.

1101020221222 is a deficient number, since it is larger than the sum of its proper divisors (648207129530).

1101020221222 is a wasteful number, since it uses less digits than its factorization.

1101020221222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10151423.

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

Adding to 1101020221222 its reverse (2221220201011), we get a palindrome (3322240422233).

The spelling of 1101020221222 in words is "one trillion, one hundred one billion, twenty million, two hundred twenty-one thousand, two hundred twenty-two".