1120100020000 has 120 divisors (see below), whose sum is σ = 2967585065676. Its totient is φ = 413575296000.

The previous prime is 1120100019953. The next prime is 1120100020021. The reversal of 1120100020000 is 200010211.

It can be written as a sum of positive squares in 10 ways, for example, as 101284335504 + 1018815684496 = 318252^2 + 1009364^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 1894039 + ... + 2414038.

Almost surely, 2^{1120100020000} is an apocalyptic number.

1120100020000 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1120100020000 is an abundant number, since it is smaller than the sum of its proper divisors (1847485045676).

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

1120100020000 is an equidigital number, since it uses as much as digits as its factorization.

1120100020000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4308120 (or 4308097 counting only the distinct ones).

The product of its (nonzero) digits is 4, while the sum is 7.

Adding to 1120100020000 its reverse (200010211), we get a palindrome (1120300030211).

The spelling of 1120100020000 in words is "one trillion, one hundred twenty billion, one hundred million, twenty thousand".