1220000022110 has 32 divisors (see below), whose sum is σ = 2227363175232. Its totient is φ = 481038117120.

The previous prime is 1220000022071. The next prime is 1220000022181. The reversal of 1220000022110 is 112200000221.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1220000022091 and 1220000022100.

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, 790967 + ... + 1750893.

It is an arithmetic number, because the mean of its divisors is an integer number (69605099226).

Almost surely, 2^{1220000022110} is an apocalyptic number.

1220000022110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1220000022110 is a deficient number, since it is larger than the sum of its proper divisors (1007363153122).

1220000022110 is a wasteful number, since it uses less digits than its factorization.

1220000022110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 961748.

The product of its (nonzero) digits is 16, while the sum is 11.

Adding to 1220000022110 its reverse (112200000221), we get a palindrome (1332200022331).

The spelling of 1220000022110 in words is "one trillion, two hundred twenty billion, twenty-two thousand, one hundred ten".