1220020022110 has 16 divisors (see below), whose sum is σ = 2196066465936. Its totient is φ = 488001247488.

The previous prime is 1220020022041. The next prime is 1220020022119. The reversal of 1220020022110 is 112200200221.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1220020022119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 51864 + ... + 1562923.

It is an arithmetic number, because the mean of its divisors is an integer number (137254154121).

Almost surely, 2^{1220020022110} is an apocalyptic number.

1220020022110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1220020022110 is a deficient number, since it is larger than the sum of its proper divisors (976046443826).

1220020022110 is a wasteful number, since it uses less digits than its factorization.

1220020022110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1690347.

The product of its (nonzero) digits is 32, while the sum is 13.

Adding to 1220020022110 its reverse (112200200221), we get a palindrome (1332220222331).

The spelling of 1220020022110 in words is "one trillion, two hundred twenty billion, twenty million, twenty-two thousand, one hundred ten".