1102222221120 has 336 divisors, whose sum is σ = 4019263292928. Its totient is φ = 276755927040.

The previous prime is 1102222221091. The next prime is 1102222221161. The reversal of 1102222221120 is 211222222011.

It is a happy number.

1102222221120 is a `hidden beast` number, since 1 + 102 + 222 + 221 + 120 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 1102222221093 and 1102222221102.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3136527 + ... + 3470193.

Almost surely, 2^{1102222221120} is an apocalyptic number.

1102222221120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1102222221120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2009631646464).

1102222221120 is an abundant number, since it is smaller than the sum of its proper divisors (2917041071808).

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

1102222221120 is a wasteful number, since it uses less digits than its factorization.

1102222221120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 333758 (or 333745 counting only the distinct ones).

The product of its (nonzero) digits is 128, while the sum is 18.

Adding to 1102222221120 its reverse (211222222011), we get a palindrome (1313444443131).

It can be divided in two parts, 1102 and 222221120, that added together give a palindrome (222222222).

The spelling of 1102222221120 in words is "one trillion, one hundred two billion, two hundred twenty-two million, two hundred twenty-one thousand, one hundred twenty".