1102112220220 has 96 divisors (see below), whose sum is σ = 2531814405120. Its totient is φ = 399662242560.

The previous prime is 1102112220211. The next prime is 1102112220269. The reversal of 1102112220220 is 220222112011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1102112220194 and 1102112220203.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 164417389 + ... + 164424091.

It is an arithmetic number, because the mean of its divisors is an integer number (26373066720).

Almost surely, 2^{1102112220220} is an apocalyptic number.

1102112220220 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1102112220220 is an abundant number, since it is smaller than the sum of its proper divisors (1429702184900).

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

1102112220220 is a wasteful number, since it uses less digits than its factorization.

1102112220220 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8675 (or 8673 counting only the distinct ones).

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

Adding to 1102112220220 its reverse (220222112011), we get a palindrome (1322334332231).

The spelling of 1102112220220 in words is "one trillion, one hundred two billion, one hundred twelve million, two hundred twenty thousand, two hundred twenty".