1220022223110 has 24 divisors (see below), whose sum is σ = 3172057780320. Its totient is φ = 325339259472.

The previous prime is 1220022223097. The next prime is 1220022223151. The reversal of 1220022223110 is 113222200221.

1220022223110 is a `hidden beast` number, since 1 + 2 + 200 + 222 + 231 + 10 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

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 11 ways as a sum of consecutive naturals, for example, 6777901150 + ... + 6777901329.

It is an arithmetic number, because the mean of its divisors is an integer number (132169074180).

Almost surely, 2^{1220022223110} is an apocalyptic number.

1220022223110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1220022223110 is an abundant number, since it is smaller than the sum of its proper divisors (1952035557210).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1220022223110 is a wasteful number, since it uses less digits than its factorization.

1220022223110 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13555802492 (or 13555802489 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

Adding to 1220022223110 its reverse (113222200221), we get a palindrome (1333244423331).

The spelling of 1220022223110 in words is "one trillion, two hundred twenty billion, twenty-two million, two hundred twenty-three thousand, one hundred ten".