1102200120020 has 24 divisors (see below), whose sum is σ = 2349166825824. Its totient is φ = 434299748256.

The previous prime is 1102200119929. The next prime is 1102200120059. The reversal of 1102200120020 is 200210022011.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1102200119983 and 1102200120010.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 411267362 + ... + 411270041.

It is an arithmetic number, because the mean of its divisors is an integer number (97881951076).

Almost surely, 2^{1102200120020} is an apocalyptic number.

1102200120020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1102200120020 is an abundant number, since it is smaller than the sum of its proper divisors (1246966705804).

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

1102200120020 is a wasteful number, since it uses less digits than its factorization.

1102200120020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 822537479 (or 822537477 counting only the distinct ones).

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

Adding to 1102200120020 its reverse (200210022011), we get a palindrome (1302410142031).

The spelling of 1102200120020 in words is "one trillion, one hundred two billion, two hundred million, one hundred twenty thousand, twenty".