1222200101120 has 72 divisors (see below), whose sum is σ = 2927835873144. Its totient is φ = 488832499712.

The previous prime is 1222200101099. The next prime is 1222200101167. The reversal of 1222200101120 is 211010022221.

It can be written as a sum of positive squares in 4 ways, for example, as 453758515456 + 768441585664 = 673616^2 + 876608^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1222200101095 and 1222200101104.

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, 15034022 + ... + 15115098.

It is an arithmetic number, because the mean of its divisors is an integer number (40664387127).

Almost surely, 2^{1222200101120} is an apocalyptic number.

1222200101120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1222200101120 is an abundant number, since it is smaller than the sum of its proper divisors (1705635772024).

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

1222200101120 is an equidigital number, since it uses as much as digits as its factorization.

1222200101120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 92875 (or 92861 counting only the distinct ones).

The product of its (nonzero) digits is 32, while the sum is 14.

Adding to 1222200101120 its reverse (211010022221), we get a palindrome (1433210123341).

The spelling of 1222200101120 in words is "one trillion, two hundred twenty-two billion, two hundred million, one hundred one thousand, one hundred twenty".