1120220210100 has 72 divisors (see below), whose sum is σ = 3241353165120. Its totient is φ = 298708551680.

The previous prime is 1120220210089. The next prime is 1120220210107. The reversal of 1120220210100 is 10120220211.

It is a Harshad number since it is a multiple of its sum of digits (12).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1120220210107) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5772244 + ... + 5963156.

It is an arithmetic number, because the mean of its divisors is an integer number (45018793960).

Almost surely, 2^{1120220210100} is an apocalyptic number.

1120220210100 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1120220210100 is an abundant number, since it is smaller than the sum of its proper divisors (2121132955020).

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

1120220210100 is a wasteful number, since it uses less digits than its factorization.

1120220210100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 210489 (or 210482 counting only the distinct ones).

The product of its (nonzero) digits is 16, while the sum is 12.

Adding to 1120220210100 its reverse (10120220211), we get a palindrome (1130340430311).

The spelling of 1120220210100 in words is "one trillion, one hundred twenty billion, two hundred twenty million, two hundred ten thousand, one hundred".