1120221222210 has 48 divisors (see below), whose sum is σ = 2919493507320. Its totient is φ = 298016087040.

The previous prime is 1120221222161. The next prime is 1120221222217. The reversal of 1120221222210 is 122221220211.

It is a happy number.

1120221222210 is a `hidden beast` number, since 1 + 12 + 0 + 221 + 222 + 210 = 666.

It can be written as a sum of positive squares in 4 ways, for example, as 621210372561 + 499010849649 = 788169^2 + 706407^2 .

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

It is not an unprimeable number, because it can be changed into a prime (1120221222217) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14744655 + ... + 14820434.

Almost surely, 2^{1120221222210} is an apocalyptic number.

1120221222210 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1120221222210 is an abundant number, since it is smaller than the sum of its proper divisors (1799272285110).

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

1120221222210 is a wasteful number, since it uses less digits than its factorization.

1120221222210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29565523 (or 29565520 counting only the distinct ones).

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

Adding to 1120221222210 its reverse (122221220211), we get a palindrome (1242442442421).

It can be divided in two parts, 1120221 and 222210, that added together give a palindrome (1342431).

The spelling of 1120221222210 in words is "one trillion, one hundred twenty billion, two hundred twenty-one million, two hundred twenty-two thousand, two hundred ten".